Buy Gemstone Engagement Rings
Celebrate your love story with the vibrant beauty of gemstone engagement rings from The Karat Store. Each ring is crafted with 100% solid 14K gold and ethically sourced gemstones, blending timeless elegance with a splash of colour. Whether you dream of a deep sapphire, a fiery ruby, or a serene aquamarine, we have a dazzling selection waiting for you. We offer free shipping across the UK, with full certification included. Every piece is handcrafted to perfection, making your special moment even more memorable with our fine jewellery.
18k Gold Montana Sapphire and Natural Diamond Engagement Ring
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
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 Pink Sapphire and Natural Diamond Engagement Ring Set
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
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 Teal Blue Montana Sapphire Ring
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
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
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
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 Green Montana Sapphire Engagement Ring Marquise Natural Diamonds
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
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 Mint Green Montana Sapphire Ring
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
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 White Sapphire Hexagon Ring With Blue Montana Sapphires
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 Solid Gold & Diamond Sapphire Halo Ring
Timeless 18k solid gold ring featuring a sapphire center encircled by a halo of diamonds—crafted for radiant elegance and classic charm.
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18K Solid Gold 0.4 Carat Diamond & Emerald Alternating Infinity Band
Elegant 18k solid gold infinity band featuring 0.4 carat of alternating diamonds and emeralds—crafted for timeless sparkle and lush green charm.
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18K Solid Gold 0.4 Carat Natural Sapphire Infinity Band
Elegant 18k solid gold infinity band featuring 0.4 carat of natural sapphires—crafted for lasting beauty, rich color, and timeless sophistication.
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18K Solid Gold 0.4 Carat Pink Sapphire Infinity Band Ring
Delicate 18k solid gold infinity band featuring 0.4 carat of pink sapphires—crafted for feminine charm, radiant sparkle, and symbolic elegance.
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18K Solid Gold 0.4 Carat Ruby Infinity Band Ring
Elegant 18k solid gold infinity band featuring 0.4 carat of rubies—crafted for timeless romance, rich color, and meaningful sophistication.
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18K Solid Gold 1.70 Carat Diamond and Black Onyx Engagement Ring
Bold 18k solid gold engagement ring featuring 1.70 carats of diamonds and black onyx—crafted for modern elegance and striking sophistication.
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18K Solid Gold 1.98 ct Oval Deep Pink Garnet Ring
Stunning 18k solid gold ring featuring a 1.98 ct oval deep pink garnet—crafted for vibrant color, timeless elegance, and refined sophistication.
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18K Solid Gold 1ct. Violet Montana Sapphire Ring
Elegant 18k solid gold ring featuring a 1ct violet Montana sapphire—crafted for unique color, timeless charm, and refined sophistication.
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18K Solid Gold 2.20 Carat Natural Emerald and Diamond Ring
Elegant 18k solid gold ring featuring a 2.20 carat natural emerald accented with diamonds—crafted for timeless brilliance and refined luxury.
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18K Solid Gold 2.58 ct Emerald Cut Emerald Ring
Stunning 18k solid gold ring featuring a 2.58 ct emerald-cut emerald—crafted for bold elegance, rich color, and timeless sophistication.
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18K Solid Gold 2.85 ct Oval Green Tourmaline Ring
A stunning 18k solid gold ring featuring a 2.85 ct oval green tourmaline, offering a vibrant and elegant design perfect for any special occasion.
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18K Solid Gold 3 ct Montana Sapphire Solitaire Engagement Ring
A stunning 18k solid gold solitaire engagement ring featuring a 3 ct Montana sapphire, offering a unique and elegant alternative for your special proposal.
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18K Solid Gold 3.14 Carat Solitaire Pink-Sapphire and Diamond Cocktail Ring
Glamorous 18k solid gold cocktail ring with a 3.14 carat pink sapphire solitaire and diamonds—crafted for bold sparkle and refined elegance.
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18K Solid Gold 6.52 ct Emerald Cut Teal Sapphire Ring
A stunning 18k solid gold ring featuring a 6.52 ct emerald-cut teal sapphire, offering a unique and elegant design that showcases the beauty of the gemstone.
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18K Solid Gold 7.79 Carat Blue & Yellow Topaz “Three Stone” Ring
Striking 18k solid gold ring featuring 7.79 carats of blue and yellow topaz in a three-stone design—crafted for vibrant elegance and bold charm.
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18K Solid Gold Amethyst and Diamond Ring
Embrace elegance with our Amethyst and Diamond Engagement Ring. Crafted from solid gold or platinum, featuring a stunning amethyst gemstone and delicate diamond band.
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18K Solid Gold And Sapphire Halo Ring
Elegant 18k solid gold ring featuring a vibrant sapphire surrounded by a halo of diamonds—crafted for timeless sparkle and refined sophistication.
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18K Solid Gold Aqua Blue Montana Sapphire Solitaire Engagement Ring
A stunning 18k solid gold solitaire engagement ring featuring an aqua blue Montana sapphire, offering a unique and vibrant design for your proposal.
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18K Solid Gold Aqua Blue Sapphire Engagement Ring Set
A stunning 18k solid gold engagement ring set featuring a vibrant aqua blue sapphire, offering a beautiful and unique design for a memorable proposal.
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18K Solid Gold Aquamarine Ring
Elegant 18k solid gold ring with a serene aquamarine gemstone. A refreshing and timeless piece that adds calm beauty to any collection.
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18K Solid Gold Aquamarine Ring
This 18k Gold Aquamarine Ring features a stunning 0.26 ct round-cut aquamarine gemstone, measuring 4.1 mm. A perfect blend of elegance and style for any occasion.
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18K Solid Gold Art Deco Montana Sapphire Ring
A striking 18k solid gold ring featuring a Montana sapphire in an art deco design, offering a vintage-inspired and elegant touch to any jewelry collection.
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18K Solid Gold Baguette Emerald Twist Ring
Elegant 18k solid gold ring featuring a baguette emerald in a twisted band design—crafted for modern sophistication and vibrant charm.
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18K Solid Gold Baguette Emerald Wedding Ring
Elegant 18k solid gold wedding ring featuring baguette-cut emeralds—crafted for timeless sophistication, bold color, and lasting beauty.
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18K Solid Gold Blue Sapphire and Diamond Ring
Elegant 18k solid gold ring featuring a vivid blue sapphire accented with sparkling diamonds—crafted for timeless beauty and everyday luxury.
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18K Solid Gold Blue Sapphire Engagement Rings | Blue Sapphire and Diamond Ring
A beautiful 18k solid gold engagement ring featuring a blue sapphire and diamond accents, offering a timeless and elegant design for a meaningful proposal.
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18K Solid Gold Blue Sapphire Ring
A stunning 18k solid gold ring featuring a vibrant blue sapphire, offering a timeless and elegant design perfect for any occasion.
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18K Solid Gold Blue Sapphire Ring
Timeless 18k solid gold ring featuring a rich blue sapphire—crafted for elegant simplicity, bold color, and everyday sophistication.
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18K Solid Gold Blue Topaz Candy Cocktail Ring
Bold 18k solid gold blue topaz candy cocktail ring, featuring a vibrant blue topaz stone set in a chic design, perfect for making a stylish statement.
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18K Solid Gold Blue Topaz Dome Ring
A bold 18k solid gold dome ring featuring a vibrant blue topaz, offering a striking and elegant design for any occasion.
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18K Solid Gold Blue Topaz Heart Twist Ring
Romantic 18k solid gold twist ring featuring a blue topaz heart—crafted for delicate elegance, vibrant color, and timeless love-inspired charm.
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18K Solid Gold Blue Topaz Solid Chain Ring
Sleek and vibrant, this 18k solid gold solid chain ring features a striking blue topaz—perfect for adding a pop of color and modern elegance.
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18K Solid Gold Blue-Green Montana Sapphire Leaf Engagement Ring Set
A stunning 18k solid gold engagement ring set featuring a blue-green Montana sapphire in a leaf-inspired design, offering a unique and elegant choice for your proposal.
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18K Solid Gold Brilliant Round Tanzanite And Diamond Ring
Dazzling 18k solid gold ring featuring a brilliant round tanzanite accented with sparkling diamonds—crafted for bold elegance and refined charm.
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18K Solid Gold Celeste Teal Sapphire and Diamond Engagement Ring
Romantic 18k solid gold engagement ring featuring a Celeste teal sapphire with diamond accents—crafted for dreamy elegance and timeless beauty.
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18K Solid Gold Citrine & Diamond Ring
Radiant 18k solid gold ring with a golden citrine center and sparkling diamonds. A warm, elegant piece that adds brilliance to any look.
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18K Solid Gold Citrine and Natural Diamond Engagement Ring
A warm and radiant 18k gold engagement ring with a 0.12ct citrine and 0.11ct natural diamonds. Elegant, timeless, and full of golden charm.
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18K Solid Gold Citrine Ring
Radiant 18k solid gold ring with a sunny yellow citrine. A cheerful, timeless piece that adds warmth and elegance to any jewelry collection.
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18K Solid Gold Citrine Ring
Warm 18k solid gold ring featuring a golden citrine gemstone. A radiant piece that brings sunshine and elegance to any jewelry collection.
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18K Solid Gold Citrine Solitaire Ring
A stunning 18k solid gold solitaire ring featuring a vibrant citrine, offering a classic and elegant design perfect for any occasion.
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18K Solid Gold Coda Ring
A sleek and modern 18k solid gold Coda ring, offering a minimalist design that makes a bold yet elegant statement.
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18K Solid Gold Cushion Cut Tanzanite And Diamond Ring
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18K Solid Gold Cushion Moss Agate Engagement Ring
Elegant 18k solid gold cushion moss agate engagement ring, combining natural beauty and timeless design for a unique and meaningful symbol of love.
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18K Solid Gold Cushion-Cut Natural Emerald Solitaire Ring
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18K Solid Gold Diamond and Aquamarine Engagement Ring
Romantic 18k solid gold engagement ring featuring a serene aquamarine center stone accented with sparkling diamonds for timeless elegance.
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18K Solid Gold Diamond and Marquise Emerald Ring
Elegant 18k solid gold diamond and marquise emerald ring, featuring a striking marquise emerald center stone surrounded by sparkling diamonds for a luxurious, timeless design.
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18K Solid Gold Diamond and Oval Ruby Ring
Stunning 18k solid gold diamond and oval ruby ring, featuring a vibrant oval ruby center stone accented with sparkling diamonds for a bold, elegant look.
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18K Solid Gold Diamond and Pear-Cut Aquamarine Ring
Stunning 18k solid gold diamond and pear-cut aquamarine ring, featuring a vibrant pear-shaped aquamarine center stone accented with sparkling diamonds for a timeless, elegant look.
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18K Solid Gold Distance Ring, 1.52ct. Greenish Blue Montana Sapphire Gold Ring
Elegant 18k solid gold distance ring featuring a 1.52ct greenish-blue Montana sapphire—crafted for unique charm and timeless sophistication.
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18K Solid Gold Emerald & Diamond Engagement Ring
A stunning 18k solid gold engagement ring featuring vibrant emeralds and sparkling diamonds, offering a timeless and elegant design for your proposal.
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18K Solid Gold Emerald & Diamond Ring
Elegant 18k solid gold ring featuring a rich green emerald and sparkling diamonds—crafted for timeless sophistication and natural beauty.
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18K Solid Gold Emerald & Diamond Three-Stone Engagement Ring
Timeless elegance defines this 18k solid gold three-stone engagement ring, featuring a vivid emerald center flanked by two brilliant natural diamonds.
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18K Solid Gold Emerald & Diamond Wedding Ring
Timeless and elegant, this 18k solid gold wedding ring features sparkling emeralds and diamonds—perfect for a meaningful and radiant symbol of love.
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18K Solid Gold Emerald and Diamond Cluster Ring
Elegant 18k solid gold ring featuring a vibrant emerald surrounded by sparkling diamonds in a cluster setting—crafted for timeless luxury and charm.
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18K Solid Gold Emerald and Diamond Engagement Ring
Stunning 18k solid gold engagement ring featuring a vibrant emerald center stone, accented with sparkling diamonds for a sophisticated, timeless design.
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18K Solid Gold Emerald and Diamond Flower Ring
Graceful 18k solid gold ring featuring an emerald and diamond flower design—crafted for timeless elegance, natural charm, and radiant beauty.
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18K Solid Gold Emerald And Diamond Ring
Elegant 18k solid gold ring featuring a vivid emerald accented by sparkling diamonds—crafted for timeless sophistication and natural beauty.
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18K Solid Gold Emerald and Natural Diamond Bold Engagement Ring
Bold 18k Gold Engagement Ring featuring a 1.15 ct Emerald & 0.09 ct GH/VS-SI Diamonds. 9.5×7.5 mm setting, 1.2 mm band. GIA & BIS certified.
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18K Solid Gold Emerald and Natural Diamond Engagement Ring
18k Solid Gold Emerald Engagement Ring with 0.31 ctw Emerald and 0.07 ctw Natural Diamonds. GIA & BIS Certified. Custom-made, ships in 15–25 days.
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18K Solid Gold Emerald and Natural Diamond Engagement Ring
18k gold engagement ring with a 1.14ct natural emerald and 0.24ctw diamonds. A vibrant and timeless heirloom. GIA & BIS certified.
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18K Solid Gold Emerald and Natural Diamond Engagement Ring
Stunning 18k solid gold emerald and diamond engagement ring, featuring a vibrant emerald center stone, beautifully accented with sparkling diamonds.
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18K Solid Gold Emerald and Natural Diamond Flower Ring
18k gold flower ring with 0.18 Ct emeralds and 0.03 Ct GH/VS-SI diamonds. BIS Hallmarked & GIA certified. Ships in 15–25 business days.
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18K Solid Gold Emerald Curve Ring
A sleek 18k solid gold ring featuring a curve design with vibrant emeralds, offering an elegant and modern look perfect for any occasion.
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18K Solid Gold Emerald Diamond Engagement Ring
A stunning 18k solid gold engagement ring featuring a vibrant emerald and sparkling diamonds, offering a timeless and elegant design for your special day.
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18K Solid Gold Emerald Diamond Ring
Luxurious 18k solid gold ring with a vivid emerald and sparkling diamonds. A timeless design that exudes elegance and lasting brilliance.
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18K Solid Gold Emerald Diamond Toi et Moi Ring
Elegant 18k solid gold Toi et Moi ring featuring vibrant emerald and sparkling diamonds, symbolizing love and unity in timeless style.
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18K Solid Gold Emerald Engagement Ring
A stunning 18k solid gold engagement ring featuring a vibrant emerald, offering an elegant and timeless design perfect for your special day.
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18K Solid Gold Emerald Engagement Ring
Timeless 18k solid gold engagement ring featuring a radiant emerald—crafted for enduring love, refined elegance, and natural sophistication.
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18K Solid Gold Emerald Ring
Timeless 18k solid gold ring with a vibrant green emerald. A classic piece that adds elegance, color, and charm to your everyday style.
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18K Solid Gold Emerald Ring
Timeless 18k solid gold ring featuring a vivid emerald gemstone—crafted for classic elegance, rich green brilliance, and refined sophistication.
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18K Solid Gold Enchanted Garden Teal Green Sapphire Cluster Engagement Ring
Whimsical 18k solid gold engagement ring featuring a cluster of teal green sapphires in an enchanted garden design—crafted for magical elegance.
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18K Solid Gold Festival Classy Ruby Ring
Elegant 18k solid gold ring featuring a rich ruby centerpiece—crafted for festive sophistication, timeless beauty, and radiant charm.
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18K Solid Gold Flora Sapphire Tracer Band
Delicate 18k solid gold tracer band featuring floral-inspired sapphires—crafted for romantic charm, vibrant color, and graceful elegance.
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18K Solid Gold Floral Ruby Ring
Charming 18k solid gold floral ring adorned with vivid rubies. A delicate and elegant piece inspired by nature’s beauty and timeless style.
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18K Solid Gold Garnet and Natural Diamond Engagement Ring
A delicate 18k gold engagement ring featuring a 0.12ct garnet and 0.11ct natural diamonds—ideal for romantic and refined expressions of love.
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18K Solid Gold Garnet Engagement Ring
A beautiful 18k solid gold engagement ring featuring a vibrant garnet center stone, offering a unique and elegant alternative to traditional designs.
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18K Solid Gold Garnet Ring
Classic 18k solid gold ring featuring a vivid red garnet—crafted to bring warmth, elegance, and timeless beauty to your everyday style.
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18K Solid Gold Garnet Ring
Exquisite 18k solid gold garnet ring, combining deep red hues and luxurious gold for a sophisticated and enduring accessory.
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18K Solid Gold Garnet Ring
Elegant 18k solid gold garnet ring, showcasing the vibrant red hues of garnet in a luxurious and timeless design.
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18K Solid Gold Garnet Ring
Elegant 18k solid gold garnet ring, showcasing the vibrant red of garnet for a luxurious and classic accessory that adds a touch of sophistication.
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18K Solid Gold Genuine Ruby Diamond Engagement Ring
Celebrate love with this 18k solid gold engagement ring, showcasing a genuine ruby center stone accented by sparkling natural diamonds.
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18K Solid Gold Green Emerald Solitaire Ring
A timeless 18k solid gold solitaire ring featuring a vibrant green emerald, offering an elegant and classic design perfect for any special occasion.
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18K Solid Gold Green Sapphire and Diamonds Engagement Ring
Elegant 18k solid gold engagement ring featuring a rich green sapphire accented with diamonds—crafted for timeless romance and natural beauty.
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18K Solid Gold Green Teal Montana Sapphire Ring
A 1-1.2 ct natural Montana sapphire ring, accented with six marquise diamonds, set in 18k solid gold. A timeless and nature-inspired treasure.
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18K Solid Gold Hexagon Lab Grown Diamond and Natural Sapphire Engagement Ring Set
Modern 18k solid gold engagement ring set featuring a hexagon lab-grown diamond and natural sapphire—crafted for bold elegance and brilliance.
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18K Solid Gold Hexagon Light Blue Sapphire and Diamond Engagement Ring
Modern 18k solid gold engagement ring featuring a hexagon-cut light blue sapphire with diamond accents—crafted for unique elegance and charm.
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18K Solid Gold Hidden Halo Engagement Ring Set
Timeless 18k solid gold engagement ring set featuring a hidden halo design—crafted for subtle sparkle, elegant style, and lasting romance.
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18K Solid Gold Inspired Moss Agate Engagement Ring
Elegant 18k solid gold moss agate engagement ring, combining natural beauty and timeless design for a meaningful and one-of-a-kind symbol of love.
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18K Solid Gold Lab Grown Royal Blue Sapphire and Diamond Solitaire Ring
Elegant 18k solid gold ring featuring a lab-grown royal blue sapphire and diamond accents—crafted for timeless beauty and sustainable sparkle.
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18K Solid Gold Large Oval Opal Set With Double Halo Ring
Stunning 18k solid gold ring featuring a large oval opal framed by a double halo of sparkling diamonds—crafted for bold elegance and brilliance.
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18K Solid Gold Leaf Engagement Ring With Montana Sapphire
Nature-inspired 18k solid gold engagement ring featuring a Montana sapphire and delicate leaf details—crafted for organic elegance and unique charm.
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18K Solid Gold Long Hexagon Black Rutilated Quartz Engagement Ring
Modern 18k solid gold engagement ring featuring a long hexagon black rutilated quartz—crafted for edgy elegance and unique sophistication.
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18K Solid Gold Mini Emerald and Diamond Engagement Ring
A dainty 18k gold ring with a vivid emerald and natural diamonds—perfect as a modern engagement or promise ring.
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18K Solid Gold Minimalist Heart Shape Ring
A simple yet elegant 18k solid gold minimalist ring featuring a heart-shaped design, perfect for adding a subtle touch of love and sophistication to any outfit.
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18K Solid Gold Minimalist Wedding Ring Emerald Wedding Ring Engagement Ring
Elegant 18k solid gold minimalist wedding ring with an emerald, combining simplicity and vibrant color for a unique and timeless engagement ring.
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18K Solid Gold Montana Sapphire Cluster Engagement Ring
Romantic 18k solid gold engagement ring featuring a cluster of Montana sapphires—crafted for natural elegance and timeless sophistication.
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18K Solid Gold Montana Sapphire Oval Engagement Ring Set
Timeless 18k solid gold engagement ring set featuring an oval Montana sapphire—crafted for elegant style, rich color, and lasting romance.
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18K Solid Gold Montana Sapphire Ring
Elegant 18k solid gold ring featuring a natural Montana sapphire—crafted for timeless style, earthy elegance, and everyday sophistication.
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18K Solid Gold Montana Sapphire Ring
Elegant 18k solid gold ring featuring a captivating Montana sapphire—crafted for timeless beauty, natural charm, and refined sophistication.
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18K Solid Gold Montana Sapphire Solitaire Engagement Ring Set
A stunning 18k solid gold engagement ring set featuring a solitaire Montana sapphire, offering a unique and elegant design for a meaningful proposal.
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18K Solid Gold Moonstone and Natural Diamond Engagement Ring
18k solid gold moonstone engagement ring with natural diamond halo (0.07 ctw). Available in white, rose, and yellow gold. GIA & BIS certified.
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18K Solid Gold Morganite and Diamond Ring
Romantic 18k solid gold ring featuring a soft morganite accented with diamonds—crafted for timeless elegance and delicate feminine charm.
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18K Solid Gold Morganite Ring
Romantic 18k solid gold ring featuring a soft pink morganite—crafted for timeless elegance, feminine charm, and everyday sophistication.
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18K Solid Gold Morganite With Diamond Wrap Ring
A stunning 18k solid gold ring featuring a beautiful morganite stone wrapped with sparkling diamonds, offering a sophisticated and elegant design.
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18K Solid Gold Moss Agate Engagement Ring
Elegant 18k solid gold moss agate engagement ring, blending natural beauty and timeless design for a distinctive and meaningful symbol of love.
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18K Solid Gold Moss Agate Solitaire Ring
Elegant 18k solid gold solitaire ring featuring a unique moss agate—crafted for earthy charm, natural elegance, and timeless individuality.
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18K Solid Gold Moss Agate Solitaire Ring
Elegant 18k solid gold solitaire ring featuring a captivating moss agate—crafted for natural beauty, subtle uniqueness, and timeless style.
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18K Solid Gold Natural Amethyst Bezel Ring
A beautiful 18k solid gold bezel ring featuring a natural amethyst, offering a timeless and elegant design perfect for any occasion.
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18K Solid Gold Natural Blue Sapphire Engagement Rings
A stunning collection of 18k solid gold engagement rings featuring natural blue sapphires, offering elegant and unique designs perfect for a special proposal.
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18K Solid Gold Natural Diamond & Morganite Engagement Ring
18k Gold Engagement Ring with 0.40 ct morganite and 0.06 ct natural diamonds (GH/VS-SI). 7 mm bezel setting, 1.3 mm band. GIA & BIS certified.
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18K Solid Gold Natural Diamonds and Pink Sapphire Engagement Ring
Elegant 18k gold engagement ring featuring a 0.60 ctw pink sapphire and 0.06 ctw natural diamonds. GIA & BIS certified. Available in three gold tones.
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18K Solid Gold Natural Emerald Wedding Band
A timeless 18k solid gold wedding band featuring natural emeralds, offering a vibrant and elegant symbol of everlasting love and commitment.
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18K Solid Gold Natural Garnet Bezel Ring
A striking 18k solid gold ring featuring a natural garnet in a sleek bezel setting, offering a bold and elegant addition to any jewelry collection.
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18K Solid Gold Natural Garnet Heart Ring
A romantic 18k solid gold ring featuring a heart-shaped natural garnet, offering a vibrant and elegant symbol of love and passion.
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18K Solid Gold Natural Opal Bezel Ring
A stunning 18k solid gold ring featuring a natural opal in a sleek bezel setting, offering a unique and vibrant touch to any jewelry collection.
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18K Solid Gold Natural Red Garnet Ring
A stunning 18k solid gold ring featuring a vibrant natural red garnet, offering a bold and elegant design perfect for any occasion.
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18K Solid Gold Natural Ruby and Diamond Engagement Ring
Elegant 18k gold ruby engagement ring featuring 1.15 ctw natural ruby and 0.09 ctw diamonds. GIA certified and handcrafted.
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18K Solid Gold Natural Ruby Ring
A stunning 18k solid gold ring featuring a vibrant natural ruby, offering a timeless and elegant design perfect for any special occasion.
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18K Solid Gold Natural Sapphire and Diamond Engagement Ring
Stunning 18k gold engagement ring featuring a 1.15 ctw natural sapphire and 0.09 ctw diamonds. GIA certified and made to order.
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18K Solid Gold Nature Inspired Green Sapphire and Diamonds Leaf Engagement Ring
Nature-inspired 18k solid gold engagement ring with a green sapphire and diamond-accented leaf details—crafted for organic beauty and romance.
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18K Solid Gold Nature Inspired Light Blue Montana Sapphire Diamond Engagement Ring
Nature-inspired 18k solid gold engagement ring with a light blue Montana sapphire and diamond accents—crafted for organic elegance and charm.
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18K Solid Gold Octagon Blue Topaz Ring
A striking 18k solid gold ring featuring an octagon-shaped blue topaz, offering a bold and elegant design perfect for any occasion.
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18K Solid Gold Opal and Diamond Ring
Stunning 18k solid gold opal and diamond ring, featuring a vibrant opal center stone accented with sparkling diamonds for a luxurious and elegant design.
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18K Solid Gold Opal and Diamond Ring
Elegant 18k solid gold opal and diamond ring, featuring a radiant opal center stone surrounded by sparkling diamonds for a sophisticated, timeless look.
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18K Solid Gold Opal and Natural Diamond Engagement Ring
Elegant 18k gold engagement ring featuring a 0.45ct opal and 0.06ct natural diamonds. Ethereal beauty meets timeless design.
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18K Solid Gold Opal Center Ring with Diamonds
Elegant 18k solid gold ring featuring an opal center accented with diamonds—crafted for ethereal charm, radiant sparkle, and timeless beauty.
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18K Solid Gold Opal Solitaire Ring
Elegant 18k solid gold solitaire ring featuring a luminous opal—crafted for timeless charm, ethereal beauty, and graceful everyday style.
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18K Solid Gold Orange Sapphire and Diamond Ring
Radiant 18k solid gold ring featuring a vivid orange sapphire accented by sparkling diamonds—crafted for bold elegance and timeless charm.
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18K Solid Gold Oval Blue Topaz Ring
A stunning 18k solid gold ring featuring an oval blue topaz, offering a vibrant and elegant design perfect for any special occasion.
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18K Solid Gold Oval Cut Tanzanite And Diamond Ring
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18K Solid Gold Oval Natural Diamond and Pink Sapphire
A delicate 18k gold ring featuring a soft pink sapphire and natural diamonds—romantic, certified, and ideal for gifting or engagement.
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18K Solid Gold Oval Natural Diamonds and Sapphire Engagement Ring
18k solid gold ring with 0.32ct oval sapphire and 0.03ct natural diamonds (GH/VS-SI). BIS hallmarked, GIA certified. 1.2 mm band width.
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18K Solid Gold Oval Sapphire and Diamond Ring
Elegant 18k solid gold ring featuring an oval sapphire accented by sparkling diamonds—crafted for timeless charm and refined sophistication.
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18K Solid Gold Oval Sapphire Diamond Ring
A luxurious 18k solid gold ring featuring a striking oval sapphire surrounded by sparkling diamonds, perfect for adding elegance and sophistication.
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18K Solid Gold Oval Sapphire Ring
Elegant 18k solid gold ring featuring a captivating oval sapphire—crafted for timeless brilliance, deep blue charm, and refined sophistication.
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18K Solid Gold Oval Shape Amethyst and Diamond Ring
Graceful 18k solid gold ring featuring an oval-shaped amethyst accented with sparkling diamonds—crafted for timeless elegance and vibrant charm.
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18K Solid Gold Oval Shape Emerald and Diamond 3 Stone Ring
Timeless 18k solid gold ring featuring an oval emerald flanked by two diamonds—crafted for classic elegance, vibrant color, and lasting beauty.
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18K Solid Gold Oval Tanzanite and Diamond Halo Ring
Exquisite 18k solid gold oval tanzanite and diamond halo ring, featuring a vibrant oval tanzanite surrounded by a halo of sparkling diamonds for a sophisticated and luxurious look.
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18K Solid Gold Oval Topaz Ring
Graceful 18k solid gold ring with a sparkling oval-cut topaz. A timeless piece that adds brilliance and elegance to any jewelry collection.
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History, Types, Cultural Significance Of Gemstone Engagement Ring
Gemstone engagement rings have captured hearts for centuries. Once favoured by royals and aristocrats, gemstone rings were prized not only for their beauty but also for the deep meanings each stone carried. Today, they remain a popular choice for couples who want something as unique as their love story.
At The Karat Store, our gemstone engagement ring collection features a wide range of stones, including sapphires, rubies, emeralds, aquamarines, amethysts, morganites, tourmalines, and more. Available in styles like solitaire, halo, vintage-inspired, three-stone, and minimalist modern designs, there’s a ring to match every personality and love story.
In UK culture, gemstone engagement rings symbolise individuality and timeless romance. Many couples choose stones based on birthstones, meanings, or simply personal style preferences. Whether you love the deep blue of a sapphire symbolising loyalty or the lush green of an emerald representing new beginnings, our rings are a perfect fit for every sentiment.
Handcrafted with certified natural gemstones and lab-certified stones, our fine jewellery combines colour, character, and craftsmanship. Choose a gemstone engagement ring that truly speaks from the heart and stands the test of time.
Quality of Material Used
At The Karat Store, we take pride in using only 100% solid 14K and 18K gold for every gemstone engagement ring. Our gold is never plated or filled, ensuring lasting beauty and durability.
We ethically source all our gemstones, selecting only high-quality stones with vivid colour and excellent clarity. Hypoallergenic and suitable for everyday wear, our jewellery promises long-lasting brilliance with minimal maintenance. When you choose our handcrafted fine jewellery, you’re choosing quality that lasts a lifetime.
Certifications Provided
Every gemstone engagement ring from The Karat Store comes with authenticity you can trust. Natural diamonds used in designs are certified by GIA, while all gemstone rings include certification from recognised gemological labs.
Each ring bears a 14K or 18K gold purity stamp and is accompanied by a complete invoice detailing materials and certifications. We believe buying certified jewellery gives you confidence in your investment and ensures every promise shines bright.
Craftsmanship
At The Karat Store, every gemstone engagement ring is a work of art. Our experienced artisans meticulously handcraft each piece, using precision techniques like secure prong setting, expert polishing, and flawless finishing.
Every ring undergoes a multi-step inspection process to meet the highest standards before it is shipped to you. The attention to detail, love for design, and commitment to excellence make every ring truly special. With us, your engagement ring is more than jewellery—it's a celebration of craftsmanship and love.
Frequently Asked Questions
1. How long does shipping take to the UK?
Shipping typically takes 12 to 22 days to the UK.
2. Are your gemstone rings made with real gold?
Yes, all our rings are crafted with solid 14K and 18K gold—no plating or filling.
3. What is your return policy?
We accept returns only for damaged items or if the wrong product was sent. Contact us within 7 days of delivery.
4. Is shipping free across the UK?
Yes, we offer free shipping for all orders within the UK.
5. Will I get a tracking number for my order?
Yes, you’ll receive tracking details as soon as your ring is dispatched.
6. How can I contact The Karat Store for help?
Email us anytime at contact@thekaratstore.uk for support or questions.
7. Are the gemstones certified?
Yes, all gemstone engagement rings come with gemological lab certifications.
8. Do you accept custom orders for gemstone engagement rings?
Yes, we love creating custom designs! Contact us to start designing your dream ring.
9. Is your jewelry hypoallergenic?
Absolutely, our solid gold rings are hypoallergenic and safe for sensitive skin.
10. How is the jewelry packaged for shipping?
Your ring is packed in secure, tamper-proof packaging to ensure safe delivery.
