Solid Gold NINA HEART
The Karat Store · Handcrafted in Solid Gold
Sweet, sparkly, and full of charm — The 18K Solid Gold NINA HEART is a playful yet elegant piece that adds a touch of love to your everyday look. Featuring a delicate heart-shaped design adorned with shimmering cubic zirconia, this piece radiates feminine grace and modern style. Its lightweight structure makes it perfect for all-day wear, while the versatile design allows it to be stacked effortlessly with other favorites or worn solo as a dainty statement. Crafted in 18K Solid Gold and available in your choice of white, rose, or yellow gold, the NINA HEART is a beautiful expression of style and sentiment.
Product Details :
Frequently Asked Questions
Are these diamond earrings a good choice for daily wear or special occasions?
Yes. Diamond rates 10 on the Mohs hardness scale, the hardest of any gemstone, so this piece holds up well to everyday wear.
What's the price range for these diamond earring across different gold karats?
At The Karat Store, these diamond earring start at $737.1 in 10K gold, $831.6 in 14K gold, and $945 in 18K gold — all solid gold, not plated.
Should I choose 10K, 14K, or 18K gold for these earrings?
18K gold gives the deepest color, 14K gold is the everyday favorite for its balance of strength and value, and 10K gold is the toughest and most budget-friendly.
Are these earrings safe for sensitive ears?
Yes. Unlike gold-plated jewelry, solid gold does not flake or expose base metal, making it naturally hypoallergenic and a safe choice for sensitive or pierced ears.
What's the best way to keep these diamond earrings looking new?
Wipe gently with a soft, lint-free cloth after wearing, and occasionally clean with warm water and a drop of mild soap. Avoid perfume, lotion, and chlorine contact, and store separately to prevent scratching.
Material: Solid 10K, 14K & 18K gold set with diamonds
Available Metal Colours: Yellow Gold, White Gold, Rose Gold
Available Metal Karats: 10K, 14K, 18K
Explore more: 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.
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