18k Solid Gold Sapphire & Halo Diamond Studs
£2,141.00
A striking pair of sapphire halo studs in 18K solid gold, finished with a radiant surround of lab-grown diamonds for timeless, elevated sparkle.
Make a refined statement with these 18K solid gold sapphire & halo diamond studs, crafted to spotlight rich, oval blue sapphires framed by a shimmering diamond halo. The cool, elegant look of the metal pairs beautifully with the sapphires’ deep royal hue for an instantly polished finish.
Each earring features an oval blue sapphire (6.96 × 5.10 mm), with a total sapphire weight of 2.17 CTW across the pair. Surrounding them, 28 lab-grown diamonds total 0.31 CTW, prong-set in a halo to maximise brilliance from every angle.
With a comfortable yet substantial feel (3.14 g), these studs transition effortlessly from everyday sophistication to special occasions. Supplied with a Lab Certificate for the sapphires and IGI certification for the lab-grown diamonds (DE colour, VVS clarity).
Key Highlights
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Royal Blue Sapphires: Two oval sapphires totalling 2.17 CTW for bold, elegant colour.
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Sparkling Halo Design: 28 lab-grown diamonds totalling 0.31 CTW create a luminous frame.
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18K Solid Gold: Premium, enduring metal with a sleek, cool-toned look.
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Prong & Halo Setting: Designed to keep stones secure while enhancing light return and brilliance.
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Certified Stones: Blue Sapphire with Lab Certificate; Lab Diamonds certified by IGI (DE/VVS).
Product Details Summary
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Material: 18k Solid Gold (White Gold)
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Gemstone: Blue Sapphire
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Total Sapphire Weight: 2.17 CTW
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Sapphire Pieces: 2
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Sapphire Size: 6.96 × 5.10 mm
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Sapphire Shape: Oval
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Diamond Type: Lab-Grown Diamond
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Total Diamond Weight: 0.31 CTW
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Diamond Size: 1.56 mm
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Diamond Pieces: 28
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Setting: Prong, Halo
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Gross Weight: 3.14 g
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Certification: Blue Sapphire — Lab Certificate; Lab Diamonds — IGI (DE colour, VVS clarity)
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Shipping Time: 15–25 Business Days
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Customer Support: Live chat & video call assistance
We offer free shipping across the USA on all orders—no minimum required.
Processing & Handling: 5–10 business days
Shipping Time: 10–15 business days
Total Delivery Time: 15–25 business days from the date of order
Carriers: USPS & UPSÂ
Please inspect your package upon delivery for any damage or tampering before signing.
For assistance, contact us at contact@thekaratstore.uk.
Thank you for shopping with The Karat Store US!
We take pride in offering high-quality jewelry and providing the necessary certifications to ensure your peace of mind. Below is a breakdown of the certification process for each product type:
Lab-Grown Solitaire Jewelry:Â Certified by the International Gemological Institute (IGI)Â for authenticity and quality.
Gemstone Jewelry:Â Accompanied by a detailed Gemologist Report.
- Certified by YGA (Your Gemologist Associatio.
- Optional Certification: For IGI or GIA certification, available upon request. Please note that this comes with a 30-40 day waiting period and an additional charge.
Moissanite Jewelry:Â Certified by the Gemological Research Association (GRA)Â with a comprehensive report.
For more details, Check out our certification information page.
To keep your jewelry from The Karat Store looking its best, follow these simple care tips:
- Clean Regularly: Use a mild soap and water solution, gently scrub with a soft brush, rinse, and dry with a soft cloth.
- Store Safely: Keep your jewelry in a dry place, in a jewelry box or soft pouch, and separate pieces to avoid scratches.
- Avoid Chemicals: Remove jewelry before swimming or using cleaning products to prevent exposure to harsh chemicals.
- Handle with Care: Avoid wearing jewelry during activities that may cause damage, such as exercising or heavy lifting.
- Inspect Periodically: Check for loose stones or worn settings. Contact us for repairs if needed.
By following these tips, you can ensure your 14k gold jewelry remains beautiful for years to come. For any questions, contact us at thekaratstore@gmail.com.

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