Solid Gold Heart-Shaped Diamond Ring, Diamond Ring
The Karat Store · Handcrafted in Solid Gold
Celebrate love and elegance with the 18K Solid Gold Heart-Shaped Diamond Ring, a perfect symbol of romance and sophistication. This exquisite ring features a sparkling 4mm heart-shaped diamond as its centerpiece, surrounded by 22 brilliant round diamonds (1.10mm each), creating a total diamond carat weight of 0.40 ctw. With G color and SI clarity, each diamond is carefully selected to deliver lasting sparkle and brilliance.
Crafted in 18K solid gold, this ring is available in White, Rose, or Yellow Gold, allowing you to choose the perfect tone to match your style. Its elegant design combines timeless romance with contemporary charm, making it an ideal choice for engagements, anniversaries, or as a meaningful gift to a loved one. Certified by GIA and BIS Hallmarked, this ring guarantees authenticity and superior craftsmanship.
With a comfort fit and durable design, this ring ensures both beauty and wearability. Shipping takes 15–25 business days, and our customer support is available via live chat and video calls for any assistance you may need.
Product Details:
Metal: 18K Solid Gold (White, Rose, or Yellow Gold)
Main Stone: Heart-Shaped Diamond (1 pc, 4mm)
Side Stones: Round Diamonds (22 pcs, 1.10 mm)
Total Diamond Carat Weight: 0.40 ctw
Diamond Color & Clarity: G Color, SI Clarity
Certifications: GIA & BIS Hallmarked
Shipping Time: 4 business days to make and dispatch, plus about 4 business days in transit (around 8 business days total)und 8 business days total)
Customer Support: Available via live chats and video calls
Frequently Asked Questions
What makes this design different from a plain ring?
The detailed setting gives this piece a distinct look compared to a simple band, while still being practical enough for everyday wear.
What's the price range for this diamond ring across different gold karats?
At The Karat Store, this diamond ring starts at $1,386.06 in 10K gold, $1,563.76 in 14K gold, and $1,777 in 18K gold — all solid gold, not plated.
Should I choose 10K, 14K, or 18K gold for this ring?
18K gold (75% pure) has the richest color and softest feel. 14K gold (58.3% pure) is the most popular balance of durability and value. 10K gold (41.7% pure) is the most affordable and most scratch-resistant.
How can I tell this is real solid gold and not gold-plated?
This ring is solid gold throughout, not gold-plated — the karat purity runs all the way through the metal, not just a surface layer. Unlike plated jewelry, it won't flake, discolor, or expose base metal over time, and it carries a karat hallmark stamp as proof of authenticity.
Can this ring be resized?
Yes. Select your ring size from the dropdown before checkout. If you're unsure of your size, we recommend visiting a local jeweler for an accurate measurement.
How do I clean and care for this ring so it lasts?
Clean every few weeks with warm water, a mild soap, and a soft brush, then dry thoroughly. Avoid chlorine, harsh chemicals, and ultrasonic cleaners, and store the ring separately to prevent scratching.
Ring Silhouette: Fashion ring
Available Metal Colours: Yellow Gold, White Gold, Rose Gold
Available Ring Sizes: US 2 to US 13 in quarter-size increments (45 sizes)
Explore more: Diamond Rings | Gold Rings | Shop All Solid Gold Jewelry
Every piece is cast and finished by hand in genuine solid gold — choose 10ct, 14ct or 18ct in yellow, white or rose gold. Never plated, never filled, made to be worn for a lifetime.
Stones are conflict-free: lab-grown diamonds, moissanite and hand-selected natural gemstones, each set and polished by our artisans.
Your jewellery is crafted to order in your chosen gold colour, carat and size.
All ring sizes are shown in UK sizes (letters), and every size is the same price within each gold colour and carat. Half sizes (e.g. L½) are available in the size selector.
| UK | Inside diameter (mm) | Inside circumference (mm) |
|---|---|---|
| H | 14.7 | 46.1 |
| I | 15.1 | 47.4 |
| J | 15.5 | 48.7 |
| K | 15.9 | 49.9 |
| L | 16.3 | 51.2 |
| M | 16.7 | 52.5 |
| N | 17.1 | 53.8 |
| O | 17.5 | 55.0 |
| P | 17.9 | 56.3 |
| Q | 18.3 | 57.6 |
| R | 18.7 | 58.9 |
| S | 19.1 | 60.2 |
| T | 19.6 | 61.4 |
| U | 20.0 | 62.7 |
| V | 20.4 | 64.0 |
| W | 20.8 | 65.3 |
| X | 21.2 | 66.5 |
| Y | 21.6 | 67.8 |
| Z | 22.0 | 69.1 |
| Z+1 | 22.4 | 70.4 |
Not sure of your size? Measure the inside of a ring that already fits, use a ring sizer, or visit a local jeweller for a professional sizing. We are happy to help — get in touch before you order.
Remove your jewellery before swimming, cleaning or the gym. Clean gently with warm water, mild soap and a soft brush, then dry with a lint-free cloth. Store each piece separately to prevent scratches.
Solid Gold, Always
Crafted in genuine 10ct, 14ct or 18ct gold — never plated, never filled.
Made to Order
Handcrafted for you and dispatched within 4 working days.
Conflict-Free Stones
Lab-grown diamonds, moissanite and hand-selected gemstones.
Personal Guidance
Questions on ring size, gold or stones? We are here to help.
Curated for You