Looking for fine jewelry with genuine brilliance? You're in the right place. At The Karat Store US, we proudly offer a timeless collection of natural diamond jewelry set in 14K solid gold, crafted to perfection. Every piece in this collection features earth-mined, ethically sourced diamonds that carry unmatched charm and value. Whether you’re searching for a diamond ring to mark a milestone or a delicate pair of studs for everyday elegance, our natural diamond selection is designed for style that lasts. With nationwide shipping across the United States and GIA-certified stones, you can shop confidently, knowing you’re getting the real thing. Discover luxury that feels personal and looks unforgettable.
18k Gold Montana Sapphire and Natural Diamond Engagement Ring
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This 18k Gold Montana Sapphire and Natural Diamond Engagement Ring features a 1.5-1.7 ct oval Montana sapphire with 0.32 ctw natural diamonds in marquise and round shapes. Available in White, Rose, and Yellow Gold, it is GIA & BIS Hallmarked for authenticity.
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18k Gold Montana Sapphire Pear Shaped Engagement Ring
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A stunning 7 x 5 mm pear-shaped Montana Sapphire, accented by four brilliant round diamonds, set in 18k solid gold (White, Rose, or Yellow).
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18k Gold Montana Sapphire Three Stone Necklace
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18k Gold Teal Green Solitaire Montana Sapphire Ring Set featuring a 1-1.1 ct precision-cut, vivid teal-green sapphire in a six-prong setting. GIA & BIS Hallmarked.
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18k Gold Natural Diamond and Sapphire Engagement Ring
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A 1 ct oval natural diamond engagement ring, accented with teal blue sapphires and diamonds in 18k gold. A unique and elegant statement of love.
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18k Gold Natural Diamond and Sapphire Engagement Ring | Floral Engagement Ring
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This 18k Gold Floral Engagement Ring features a 1.2-1.3 ct natural diamond (M/VS), accented with teal sapphires and diamonds for a nature-inspired look.
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18k Gold Natural Diamond Braided Chain Link Ring
18k gold braided chain link ring with 0.43 ct natural diamonds (GH color, VS-SI clarity). BIS Hallmarked & GIA certified. Available in 3 gold tones.
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18k Gold Natural Diamond Chain Link Ring
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18k solid gold chain link ring with 0.63 ct natural diamonds (GH color, VS-SI clarity). BIS Hallmarked & GIA certified.
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18k Gold Natural Diamond Chain Link Ring
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Chain link design ring in 18k gold with 198 natural diamonds (0.23 ct). GH COLOR, VS-SI Clarity. GIA Certified & BIS Hallmarked.
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18k Gold Natural Diamond Chain Necklace
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This 18k Gold Natural Diamond Chain Necklace is adorned with 9 sparkling diamonds totaling 0.13 ct in a prong setting. With a gross weight of 1.88 grams and an 18-inch length, it adds a touch of elegance to any outfit, making it ideal for both everyday wear and special occasions.
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18k Gold Natural Diamond Charm Necklace
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The 18k Gold Natural Diamond Charm Necklace showcases 11 exquisite marquise diamonds totaling 1.94 ct. Set in a classic bezel setting and weighing 2.702 grams, this 16-inch necklace adds a touch of elegance and sophistication to any outfit, ideal for both casual and formal occasions.
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18k Gold Natural Diamond Crescent Moon Necklace
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The 18k Gold Natural Diamond Crescent Moon Necklace features a celestial crescent moon design with 13 graduating diamonds (0.26 ct, G color, SI clarity). BIS Hallmarked, available in white, rose, and yellow gold.
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18k Gold Natural Diamond Cross Pendant Necklace
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The 18k Gold Diamond Cross Pendant Necklace features 0.11 carats of round Natural diamonds set in 18k solid white gold. With seven diamonds in a prong setting, this elegant necklace measures 19 inches in length and 10.8 mm in width, weighing 2.206 grams.
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18k Gold Natural Diamond Disc Ray Necklace
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18K gold disc ray necklace with a sparkling natural diamond center. A radiant, symbolic pendant in yellow, rose, or white gold for everyday elegance.
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18k Gold Natural Diamond Elephant Charm Necklace
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The 18k Gold Natural Diamond Elephant Charm Necklace features 45 round diamonds (1.00mm each), totaling 0.22 ct, set in a micro-pave style. Available in white, rose, or yellow gold, this charming necklace is BIS Hallmarked and offers a shipping time of 10-12 business days. Customer support is available through live chats and video calls.
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18k Gold Natural Diamond Heart Necklace
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The 18k Gold Natural Diamond Heart Necklace features 0.5 carats of diamonds set in 18k solid white gold. With a gross weight of 3.22 grams and an illusion setting.
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18k Gold Natural Diamond Heart Necklace
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The 18k Gold Natural Diamond Heart Necklace features 0.15 carats of diamonds set in 18k solid yellow gold. With 82 meticulously set diamonds and a total weight of 2.932 grams, this elegant necklace measures 18 inches in length and features a secure lobster lock.
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18k Gold Natural Diamond Infinity Necklace
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The 18k Gold Natural Diamond Infinity Necklace features 21 round diamonds in a micro-pave setting, offering timeless elegance. Available in white, rose, and yellow gold, this piece is BIS Hallmarked and ships in 10-12 business days with customer support via live chat and video calls.
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18k Gold Natural Diamond Initial Necklace
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18K Gold Initial Necklace with natural diamonds. A certified, personalized keepsake crafted in yellow, white, or rose gold. Elegant and timeless.
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18k Gold Natural Diamond Initial Necklace | Letter Natural Diamond Necklace for women
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18k Gold Natural Diamond Key Charm Necklace
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The 18k Gold Natural Diamond Ke Charm Necklace features 31 round diamonds totaling 0.20 ct with G color and SI1 clarity. Set in a micro-pave design, this elegant piece is available in white, rose, or yellow gold. Enjoy 10-12 business day shipping and personalized support via live chat and video calls.
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18k Gold Natural Diamond Love Necklace
A delicate 18k gold Natural diamond love necklace, featuring 44 round diamonds (0.21 ct, G color, SI clarity) in a prong setting. Available in White, Rose, and Yellow Gold. BIS Hallmarked.
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18k Gold Natural Diamond Mini Lotus Earring
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18K Gold Natural Diamond Necklace
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Radiate elegance with our 18k solid yellow gold necklace featuring 11 bezel-set Natural Diamonds totaling 1.44 carats. With a refined design and a length of 18 inches, this necklace is perfect for adding a touch of luxury to any outfit. It's an ideal choice for both formal occasions and everyday wear, combining timeless beauty with impeccable craftsmanship.
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18k Gold Natural Diamond Necklace
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Enhance your attire with our 18k solid yellow gold diamond necklace featuring 0.35 ct of Natural Diamonds. This elegant necklace boasts 35 diamonds each sized at 1.20 mm, creating a dazzling display. With a total weight of 4.77 grams, it offers a luxurious yet lightweight feel, perfect for everyday glamour or special occasions.
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18K Gold Natural Diamond Necklace
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This 18k Yellow Gold Diamond Necklace is a timeless piece featuring 22 dazzling diamonds totaling 0.80 ct in a classic prong setting. With a gross weight of 3.77 grams and an 18-inch length, this necklace is perfect for adding a touch of elegance to any outfit.
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18k Gold Natural Diamond Ruby Pear Drop Necklace
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This 18k gold necklace showcases a stunning 2.11-carat pear-shaped ruby, elegantly complemented by 1.16 carats of lab-grown diamonds. The diamonds, with VS1 clarity and F color, enhance the rich red hue of the ruby, creating a luxurious and timeless design. Perfect for any special occasion or as an elegant everyday accessory, this necklace embodies sophistication and grace.
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18k Gold Natural Diamond Solitaire on a Bail
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The 18k Gold Natural Diamond Solitaire on a Bail is a timeless and elegant piece that will elevate any jewelry collection. Featuring a genuine round white diamond, it is available in three gold options: white, rose, and yellow 18k solid gold. The diamond, available in various sizes (0.05 ct to 0.15 ct), is set in a secure bezel setting on a stylish bail for added sophistication.
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18k Gold Natural Diamond Spike Necklace
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Striking 18K gold spike necklace set with natural diamonds. A sleek, modern edge for bold everyday luxury. Available in white, yellow, or rose gold.
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18k Gold Natural Diamond Stacking Ring
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18k solid gold stacking ring with 0.18 ct natural diamonds, GH color, VS-SI clarity. Available in White, Rose, and Yellow Gold. BIS Hallmarked & GIA certified.
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18k Gold Natural Diamond Star Charm Necklace
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The 18k Gold Natural Diamond Star Charm Necklace features a delicate star pendant adorned with 6 round diamonds (0.06 ct, G color, SI1 clarity) in a micro pave setting. BIS Hallmarked, available in white, rose, and yellow gold.
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18k Gold Natural Diamond Sun Circle Necklace
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The 18k Gold Natural Diamond Sun Circle Necklace features 16 round diamonds totaling 0.43 ct, set in prong settings. Available in white, rose, or yellow gold with G color, SI clarity diamonds. BIS Hallmarked, ships in 10-12 business days with live chat and video support.
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18k Gold Natural Diamond Wrap Ring
18k solid gold wrap ring with 0.16 Ct GH COLOR, VS-SI Clarity natural diamonds. BIS Hallmarked & GIA certified. Available in white, rose & yellow gold.
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18k Gold Natural Montana Sapphire and Diamond Floral Necklace
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Montana Sapphire and Diamond Floral Necklace featuring a 4.5 mm sapphire and natural diamonds (1/6 ct), set in solid 18k gold. GIA & BIS Hallmarked.
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18k Gold Nature Inspired Engagement Ring Diamond and Sapphire
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A 1 ct diamond engagement ring with trillion-cut & pastel sapphires, accented by marquise diamonds in 18k gold. Nature-inspired elegance at its finest.
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18k Gold Nature Inspired Leaf Wedding Band Diamonds and Montana Sapphire
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A nature-inspired wedding band featuring Montana sapphires and natural diamonds set in 18k solid gold with elegant leaf motifs. GIA & BIS certified
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18k Gold Nature Inspired Leaf Wedding Band Teal Montana Sapphire
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The 18k Gold Nature-Inspired Leaf Wedding Band features five natural teal Montana sapphires and natural diamonds, artfully set in a leaf motif. Available in White, Rose, and Yellow Gold, and certified by GIA & BIS Hallmarked for authenticity.
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18k Gold Necklace with Alternating Baguette and Round Brilliant Cut Natural Diamonds
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This elegant 18k Gold Necklace features alternating baguette diamonds (0.65 ct) and round brilliant diamonds (0.17 ct), totaling 0.82 ct. Available in white, rose, and yellow gold, the pendant has a diameter of 1". Certified with BIS Hallmark, it ships within 10-12 business days. Customer support is available via live chat and video calls to assist with your purchase.
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18k Gold Oval Blue Sapphire Engagement Ring Set
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A 18k gold engagement ring set featuring a natural oval blue sapphire (2-2.4 ct) and natural diamond accents. Available in White, Rose, or Yellow Gold. GIA & BIS Hallmarked for authenticity and quality.
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18k Gold Oval Cut Natural Diamond Eternity Band
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18k white gold eternity band with 1.17 ct oval-cut GH COLOR, VS-SI Clarity natural diamonds. GIA Certified, BIS Hallmarked. Elegant and symbolic.
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18k Gold Pastel Blue Pear Sapphire and Natural Diamond Ring | Cluster Engagement Ring
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Elegant 18k gold cluster engagement ring, featuring a 2-2.3 ct pear-shaped pastel blue sapphire accented with 0.6 ctw natural diamonds. Available in white, rose, and yellow gold. GIA & BIS Hallmarked for authenticity.
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18k Gold Pastel Blue Sapphire Leaf Engagement Ring
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A 18k gold engagement ring featuring a pastel blue sapphire (1.8-2 ct) with a leaf-inspired design of natural sapphires and natural diamonds. Available in White, Rose, or Yellow Gold. GIA & BIS Hallmarked for authenticity.
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18k Gold Pastel Green Sapphire and Diamond Engagement Ring
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A stunning 18k solid gold engagement ring featuring a 1.3-1.5 ct pear-shaped pastel green sapphire, accented by natural diamonds. Available in White, Rose, and Yellow Gold.
A stunning 18k solid gold engagement ring featuring a 1.3-1.5 ct pear-shaped pastel green sapphire, accented by natural diamonds. Available in White, Rose, and Yellow Gold.
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18k Gold Pastel Purple Sapphire and Pear Shape Natural Diamonds Engagement Ring
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A captivating pastel purplish-blue Montana sapphire engagement ring, featuring pear-shaped natural diamonds in a 18k gold setting. GIA & BIS certified
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18k Gold Pave Diamond Graduated Necklace
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18K gold pave diamond graduated necklace with GIA-certified dia monds. Elegant, modern, and perfect for layering or everyday luxury.
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18k Gold Pear Montana Sapphire Necklace
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18k Gold Pear Montana Sapphire Necklace, featuring a pear-shaped orange Montana sapphire accented with Padparadscha sapphires on a 16-inch gold chain.
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18k Gold Pink Sapphire and Natural Diamond Engagement Ring Set
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A romantic engagement ring set featuring a natural pear-shaped pink sapphire (1.8-2 ct) with natural diamond accents, set in 18k solid gold. GIA & BIS certified.
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18k Gold Pink Sapphire Engagement Ring with Natural Diamonds
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Elegant 18k Gold Pink Sapphire Engagement Ring, featuring a 1.4-1.5 ct pink sapphire and 0.40 ct natural diamonds. GIA & BIS Hallmarked.
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18k Gold Prong Setting Natural Diamond Solitaire Necklace
18K gold solitaire necklace with a natural round-cut diamond in a classic prong setting. Elegant, certified, and crafted for everyday luxury.
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18k Gold Purple Sapphire Engagement Ring Set Natural Diamonds
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A captivating Natural Purple Sapphire (1.2-1.4 ct) engagement ring, adorned with natural diamonds (0.12 ctw) in 18k solid gold (White, Rose, Yellow). GIA & BIS Hallmarked for authenticity.
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18k Gold Rainbow Sapphire Bar Necklace
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Experience the enchantment of a rainbow with our Rainbow Sapphire Bar Necklace, featuring vibrant sapphires set in solid 18k gold.
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18k Gold Rainbow Sapphire Tennis Necklace
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Adorn yourself in a kaleidoscope of colors with our Rainbow Sapphire Tennis Necklace, crafted in your choice of 18k or 18k solid gold.
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18k Gold Round Blue Sapphire Natural Diamond Ring Set
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A 18k gold ring set featuring a pastel blue sapphire (1.0-1.3 ct), royal blue sapphires, sky blue topazes, and brilliant natural diamonds. Available in White, Rose, or Yellow Gold. GIA & BIS Hallmarked for authenticity.
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18k Gold Round Brilliant Natural Diamond Triple Criss Cross Band
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Triple crisscross band in 18k gold with 0.53 ct round natural diamonds. GIA certified, BIS hallmarked. Bold, elegant, and beautifully detailed.
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18k Gold Round Cut Natural Diamond Trio Necklace
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18K gold necklace featuring three round-cut natural diamonds. A minimalist trio design crafted in white, rose, or yellow gold with certified stones.
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18k Gold Sapphire and Natural Diamond Engagement Ring
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A stunning 18k gold engagement ring, featuring a 1.5-1.8 ct pear-shaped bi-color sapphire, accented with 0.18 ct natural diamonds. Available in white, rose, and yellow gold. GIA & BIS certified.
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18k Gold Sideways Natural Diamond Heart in Micro Pave Setting
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18K gold sideways heart necklace in micro pave setting with natural diamonds. Dainty, elegant, and perfect for daily or romantic wear.
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18k Gold Single Natural Diamond Heart Necklace
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The 18k Gold Single Natural Diamond Heart Necklace features a 1.75 mm round diamond (0.02 ct) set in a burnish setting, creating a subtle yet elegant heart design. Crafted from 18k solid gold, available in white, rose, or yellow gold, this necklace offers timeless sophistication. The heart measures 10 mm, and it includes non-conflict diamonds for peace of mind. BIS Hallmarked and GRA Certified, it ships in 10-12 business days. Customer support is available via live chat and video calls.
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18k Gold Single Natural Diamond Star Necklace
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The 18k Gold Single Natural Diamond Star Necklace features a 0.03 ct round diamond set in a 7mm star design, with G color and SI clarity. Available in white, rose, or yellow gold, and BIS Hallmarked. Ships in 10-12 business days with live chat and video support.
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18k Gold Slanted Marquise and Round Natural Diamond Necklace
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The 18k Gold Slanted Marquise and Round Natural Diamond Necklace features six marquise-cut and seven round diamonds (0.28 ct) in an elegant, modern design. BIS Hallmarked, available in white, rose, and yellow gold.
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18k Gold Sun and Moon Necklace Natural Montana Sapphire and Diamonds
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Celestial elegance meets fine craftsmanship in this 18k Gold Sun and Moon Necklace, featuring a Montana Sapphire & diamond accents. A timeless cosmic charm.
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18k Gold Teal Blue Montana Sapphire Ring
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A stunning 1.2-1.4 Ct pear-shaped Montana sapphire ring, accented with natural diamonds (0.34CTW), set in 18k solid gold. Available in white, rose, and yellow gold. GIA & BIS certified.
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18k Gold Teal Blue Montana Sapphire Ring With Natural Diamonds
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A 18k gold ring featuring a natural teal blue Montana sapphire (1.0-1.3 ct) and pear-shaped natural diamonds (4 x 3 mm, G/VS clarity). Available in White, Rose, or Yellow Gold. GIA & BIS Hallmarked for authenticity.
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18k Gold Teal Blue Montana Sapphire Solitaire Engagement Ring
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Teal Blue Montana Sapphire Solitaire Engagement Ring featuring a 1.3 - 1.4 ct genuine sapphire and 20 diamonds, set in solid 18k gold. GIA & BIS Hallmarked.
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18k Gold Teal Blue Montana Sapphire Solitaire Ring Set
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A stunning 1-1.2 Ct Montana sapphire solitaire ring set, featuring a natural diamond-accented wedding band (1/4 ctw) in 18k solid gold. Available in white, rose, and yellow gold. GIA & BIS certified.
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18k Gold Teal Blue Pear Sapphire and Natural Diamond Engagement Ring Set
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Teal Blue Pear Sapphire & Diamond Engagement Ring Set featuring a 1-1.3 ct sapphire & natural diamonds (0.12 ctw) in solid 18k gold. GIA & BIS Hallmarked.
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18k Gold Teal Blue Sapphire and Natural Diamond Cluster Engagement Ring Set
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Celebrate love with this 18k Gold Teal Blue Sapphire and Natural Diamond Cluster Engagement Ring Set, featuring a 1.0 - 1.3 ct natural teal sapphire, accented by 0.41 ctw natural diamonds. Crafted in solid gold with GIA & BIS certifications, this elegant ring set exudes timeless charm.
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18k Gold Teal Blue Sapphire and Natural Diamond Engagement Ring
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18k Gold engagement ring with a 2–2.3 ct teal sapphire and 0.18 ct natural diamonds. GIA & BIS certified. Available in three gold tones.
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18k Gold Teal blue sapphire Kite Engagement Ring Set
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A 0.9-1.2 Ct kite-cut teal blue sapphire engagement ring with a natural diamond wedding band, set in 18k solid gold. Available in white, rose, and yellow gold. GIA & BIS certified.
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18k Gold Teal Green Montana Sapphire Engagement Ring Marquise Natural Diamonds
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Elegant 18k gold Montana sapphire engagement ring, featuring a 1.1 - 1.3 ct teal green sapphire, accented with six marquise and four round diamonds (0.23 ctw). Available in white, rose, and yellow gold. GIA & BIS Hallmarked for authenticity.
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18k Gold Teal Green Montana Sapphire Natural Diamond Engagement Ring
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A stunning 18k gold engagement ring featuring a 1 ct teal green Montana sapphire, accented with 0.22 ct pear-shaped natural diamonds. Available in white, rose, and yellow gold. GIA & BIS certified.
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18k Gold Teal Green Sapphire and Diamond Engagement Ring Set
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A breathtaking teal green sapphire and diamond engagement ring set featuring a 1.4-1.5ct natural sapphire with diamond side stones, set in 18k solid gold. Includes a matching wedding band. GIA & BIS certified.
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18k Gold Teal Green Sapphire Engagement Ring
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A 1.3-1.5 ct pear-shaped teal green sapphire, accented with two pear-shaped diamonds, set in 18k gold. A timeless and elegant engagement ring.
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18k Gold Teal Green Sapphire Engagement Ring Set With Natural Diamonds
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A 18k gold engagement ring set featuring a natural teal green sapphire (2-2.2 ct) and a natural diamond curved wedding band with 7 natural diamonds (0.23 ct, G-H/SI). Available in White, Rose, or Yellow Gold. GIA & BIS Hallmarked for authenticity. Contact us for sapphire options.
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18k Gold Teal Green Sapphire Ring
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A 18k gold ring featuring a 7 x 5 mm teal Montana sapphire, accented by six round natural diamonds for added brilliance. Available in White, Rose, or Yellow Gold. GIA & BIS Hallmarked for authenticity.
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18k Gold Teal Mint Green Montana Sapphire Ring
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A 7x5 mm pear-shaped teal-mint green Montana sapphire set in 18k gold with seven brilliant round diamonds. Timeless elegance with natural charm.
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18k Gold Teal Montana Sapphire and Natural Diamond Engagement Ring Set
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A breathtaking 1.2-1.4 Ct pear-shaped Montana sapphire engagement ring set, featuring natural diamonds (0.34CTW), crafted in 18k solid gold. Includes a matching wedding band. Available in white, rose, and yellow gold. GIA & BIS certified.
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18k Gold Teal Sapphire Engagement Ring Pear Shape
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Elegant 18k Gold Pear-Shaped Teal Sapphire Engagement Ring, accented with 7 natural round brilliant diamonds. Available in White, Rose & Yellow Gold.
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18k Gold Teal Sapphire Hidden Halo Diamond Engagement
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18k Gold Teal Sapphire Hidden Halo Engagement Ring featuring a 1.0 - 1.2 ct natural teal sapphire and 36 brilliant diamonds. GIA & BIS Hallmarked.
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18k Gold Teal Sapphire Hidden Halo Natural Diamond Engagement Ring
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Exquisite 18k Gold Teal Sapphire Hidden Halo Natural Diamond Engagement Ring, featuring a 2-carat natural teal sapphire with hidden halo natural diamonds. Available in white, rose, and yellow gold. GIA & BIS Hallmarked for authenticity.
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18k Gold Teal Sapphire Natural Diamond Engagement Ring
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A 1.1 - 1.3 ct natural teal sapphire, accented with round brilliant natural diamonds, set in 18k gold. A timeless and elegant engagement ring.
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18k Gold Teal Sapphire Ring Set Salt and Pepper Natural Diamonds
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A 1.3 - 1.5 ct teal green/blue sapphire with salt and pepper natural diamonds set in 18k gold. A unique, nature-inspired engagement ring.
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18k Gold Tiny Ball Natural Diamond Cross Necklace
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Dainty 18K gold cross necklace with tiny ball design and natural diamonds. A timeless piece blending faith, sparkle, and elegant simplicity.
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18k Gold Tiny Diamond Cross Necklace
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Minimalist 18K Gold Tiny Diamond Cross Necklace with certified natural diamonds. A meaningful, elegant piece in yellow, white, or rose gold.
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18k Gold Tiny Natural Diamond Cross Necklace
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The 18k Gold Tiny Natural Diamond Cross Necklace is a delicate yet meaningful piece that adds a touch of elegance to any outfit. Crafted from 18k solid gold, it is available in white, rose, and yellow gold to suit various preferences. The cross pendant features six round diamonds (2.0mm each) totaling 0.21 carats, set in a secure prong setting. With a length of 9.75mm and a width of 7.25mm, this necklace offers a subtle yet sparkling design.
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18k Gold Tiny Natural Diamond Heart Necklace
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18K gold tiny heart necklace with natural diamonds. Dainty and romantic, perfect for gifting or layering. Available in yellow, white, and rose gold.
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18k Gold Triangle Cut Natural Diamond Solitaire Necklace
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The 18k Gold Triangle Cut Natural Diamond Solitaire Necklace features a 3.5mm triangle-cut diamond (0.15 ct) set in micro prongs. Available in white, rose, or yellow gold, with BIS Hallmarked certification. Shipping in 10-12 business days with customer support via live chat and video calls.
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18k Gold Twig Leaf Engagement Ring
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A 18k gold engagement ring featuring delicate twig and leaf motifs, symbolizing growth and love. Customizable with various center stones. Available in White, Rose, or Yellow Gold. GIA & BIS Hallmarked for authenticity.
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18k Gold Twig Leaf Engagement Ring Set With Teal Blue Montana Sapphire
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Nature-inspired 18k gold twig leaf engagement ring featuring a 1.3 ct teal blue Montana sapphire with four Montana sapphire accents. Available in white, rose, and yellow gold. GIA & BIS Hallmarked for authenticity.
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18k Gold Uncut Natural Diamond Station Necklace
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The 18k Gold Uncut Diamond Station Necklace features 15 uncut diamonds totaling 0.95 carats, set in 18k solid yellow gold. With a length of 16 inches and a width of 4.2 mm, this elegant necklace showcases a unique full bezel setting, making it a distinctive and beautiful addition to any jewelry collection.
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18k Gold Vine Eternity Ring: Nature-Inspired Dainty Stacking Band
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Elegant 18k gold vine eternity ring with nature-inspired design and delicate natural diamonds. A dainty stacking band perfect for everyday wear.
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18k Gold White Sapphire Engagement Ring Set | Cluster Sapphire Engagement Ring
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18k Gold White Sapphire Hexagon Ring With Blue Montana Sapphires
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Elegant 18k Gold White Sapphire Hexagon Ring with Blue Montana Sapphires, featuring a 1.5 - 1.8 ct hexagon white sapphire with vibrant Montana sapphire accents. Available in white, rose, and yellow gold. GIA & BIS Hallmarked for authenticity.
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18k Heart Natural Diamond Necklace
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The 18k Heart Natural Diamond Necklace features 55 sparkling diamonds totaling 0.58ct set in a delicate pave setting. Crafted from solid yellow gold, this elegant necklace has a gross weight of 3.234 grams and is 18 inches long, making it perfect for adding a touch of sparkle to any outfit.
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18k Illusion Setting Step Cut Mosaic Natural Diamond Necklace
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The 18k Illusion Setting Step Cut Mosaic Natural Diamond Necklace features 9 baguette diamonds totaling 0.48 ct, set in an invisible bezel. Available in white, rose, or yellow gold, with F color and VVS clarity. BIS Hallmarked, ships in 10-12 business days with live chat and video support.
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18k Marquise Natural Diamond Cluster Necklace
A delicate 18k gold marquise natural diamond cluster necklace, featuring three marquise-cut diamonds and one round diamond (0.16 CTW, G color, SI clarity) in a prong setting. BIS Hallmarked, available in White, Rose, and Yellow Gold.
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18k Mini Natural Diamond Horseshoe Necklace
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The 18k Mini Natural Diamond Horseshoe Necklace offers a charming and elegant touch to any outfit. Crafted from 18k solid gold, this necklace features 11 round diamonds (1.0mm each) totaling 0.06 carats, set in a micro-pave setting to enhance their brilliance. Available in white, rose, and yellow gold, this necklace is a symbol of good luck and sophistication.
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18k Natural Diamond Bar Necklace
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Add a touch of elegance with our 18k Natural Diamond Bar Necklace in solid white gold. Featuring 0.53 carats of sparkling diamonds, this necklace weighs 3.50 grams and is 18 inches in length. Perfect for any occasion, its sleek design and luxurious craftsmanship make it a timeless accessory for everyday sophistication.
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18k Natural Diamond Bar Necklace
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The 18k Natural Diamond Bar Necklace is a stunning addition to any jewelry collection, featuring 9 round diamonds (0.10 ct) set in a sleek bar design. Available in white, rose, and yellow gold, this necklace is made from 18k solid gold for lasting beauty and durability. The diamonds are carefully set using a micro pave technique, ensuring brilliance and shine. With each diamond measuring 1.25mm, this necklace offers a subtle yet sophisticated sparkle. The G color and VS clarity of the diamonds further enhance the elegance of the piece. BIS Hallmarked for quality, this necklace is perfect for both formal and casual occasions, adding a refined touch to your look. It ships in 10-12 business days, and customer support is available via live chat and video calls for any inquiries.
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18k Natural Diamond Bar Pendant Necklace
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The 18k Natural Diamond Bar Pendant Necklace features 23 pave-set diamonds totaling 0.18 carats. Crafted in 18k solid yellow gold, this elegant piece weighs 2.55 grams and hangs from an 18-inch chain. Its sleek bar design makes it ideal for layering or wearing alone for a touch of sophistication.
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18k Natural Diamond Bar Pendant Necklace
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The 18k Natural Diamond Bar Pendant Necklace showcases six prong-set diamonds totaling 0.22 carats in a sleek, modern bar design. Crafted from 18k solid yellow gold and weighing 1.935 grams, this elegant necklace is perfect for both everyday wear and special occasions, hanging from a 16-inch chain.
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History, Types, Cultural Significance Of Natural Diamond Jewelry
Natural diamonds have long been treasured as symbols of commitment, success, and timeless beauty. For centuries, they’ve marked the most important moments in people’s lives—from engagements to anniversaries to heirloom gifting. At The Karat Store US, we honor that tradition by offering a collection rooted in heritage, authenticity, and modern design.
Our natural diamond jewelry spans a variety of styles and settings to suit every personality. Explore classic solitaire rings, halo settings, eternity bands, tennis bracelets, dainty diamond pendants, and more—all designed in sleek 14K gold. Whether you prefer yellow, white, or rose gold, there’s something that fits your style.
In American culture, natural diamonds continue to be a preferred choice for their rarity, brilliance, and emotional significance. They're not just jewelry—they’re lifelong investments and cherished keepsakes. Our mission is to bring you those timeless pieces, with a fresh design approach that speaks to today’s generation.
Quality of Material Used
We believe quality should never be compromised. That’s why each piece in our natural diamond collection is made from 100% solid 14K gold—never plated, never hollow. Solid gold ensures not just longevity, but a rich luster and weight that you can feel the moment you put it on.
Our diamonds are carefully selected from trusted sources, ensuring they are natural, conflict-free, and responsibly mined. We prioritize cut, clarity, color, and carat to deliver diamonds that sparkle from every angle. Whether you’re choosing a bold center stone or a delicate pavé accent, each diamond is handpicked for its brilliance and fire.
All of our gold meets rigorous quality standards, making it suitable for daily wear. It’s hypoallergenic, durable, and resistant to tarnish, ensuring that your jewelry not only looks good today but also stands the test of time.
Certifications Provided
Authenticity and transparency are core to everything we do. Every piece of natural diamond jewelry purchased from The Karat Store US includes a GIA (Gemological Institute of America) certification. GIA is the world’s most respected authority in diamond grading and ensures that the diamond’s cut, clarity, color, and carat are independently evaluated and verified.
GIA certification provides you with a comprehensive report of your diamond’s characteristics, giving you full confidence in its quality and value. This certificate is globally recognized and adds lasting resale and sentimental value to your jewelry.
In addition to the GIA certificate, we also provide:
A product invoice with complete metal and stone details
Gold purity stamp on the jewelry (14K)
Secure, tamper-proof packaging for authenticity and safety
Our commitment to certified, traceable, and genuine materials ensures that what you wear is not only beautiful but also backed by trust and reputation.
Craftsmanship
Each piece of jewelry at The Karat Store US is the result of meticulous craftsmanship and expert artistry. Our natural diamond jewelry is handcrafted by skilled artisans who specialize in fine detailing and precision work. From the initial sketch to the final polish, every design is brought to life with a blend of traditional techniques and modern tools.
The diamond setting is a highly skilled process. Our jewelers ensure that each stone is securely mounted to enhance both its brilliance and durability. The polishing process is carried out to give your gold that smooth, glowing finish that feels luxurious against the skin.
We also perform a thorough quality inspection before dispatching your piece, checking every detail—from prong strength to metal weight—to ensure it meets our high standards. The result is fine jewelry that feels refined, balanced, and made with love.
Frequently Asked Questions
1. How long does shipping take across the UK?
We ship all our jewelry from India. Delivery typically takes 12 to 20 business days to reach any location in the United States. You’ll receive a tracking number once your order is shipped.
2. Are the diamonds used in this collection real and natural?
Yes, we only use natural, earth-mined diamonds in this collection. These are not lab-grown or synthetic in any form.
3. Is your gold real or gold-plated?
All our jewelry is made from 100% solid 14K gold. We do not use any plating or filler metals.
4. Do your diamonds come with a certificate?
Yes. Every natural diamond piece comes with a GIA certificate, verifying its authenticity and quality.
5. Do you offer free shipping in the UK?
Yes, we offer free standard shipping on all orders within the United States.
6. Can I track my shipment?
Absolutely. As soon as your order is dispatched, you’ll get an email with a tracking link so you can follow its journey to your doorstep.
7. What is your return policy?
We offer a 7-day return window after delivery. If you're not happy with your order, just let us know and we’ll guide you through the return process.
8. Do you offer customizations on natural diamond jewelry?
Yes. We accept customization requests for most designs. Contact us with your ideas and our team will help create your perfect piece.
9. Is your jewelry safe for sensitive skin?
Yes. Our 14K gold is hypoallergenic and suitable for those with sensitive skin.
10. How can I contact your customer service team?
If you need help or have any questions, feel free to reach out to us anytime at contact@thekaratstore.uk. Our team is always here to assist you.