18k Solid Gold Rainbow Sapphire Tennis Bracelet
£4,182.00
A vibrant rainbow sapphire tennis bracelet in 18K solid gold, crafted to drape beautifully with a sleek, light-catching profile.
Bracelet Size Guide
| SIZES | LENGTH (INCHES) | LENGTH (MM) |
| Extra Small (XS) | 5-5.5 | 12.7-14 |
| Small (S) | 5.5-6 | 14-15.2 |
| Medium (M) | 6-6.5 | 15.2-16.5 |
| Large (L) | 6.5-7 | 16.5-17.8 |
| Extra Large (XL) | 7-7.5 | 17.8-19 |
| 2X-Large (2XL) | 7.5-8 | 19-20.3 |
| 3X-Large (3XL) | 8-8.5 | 20.3-21.6 |
Add a confident sweep of colour to your wrist with this Rainbow Sapphire Tennis Bracelet, handcrafted in 18K solid gold and set with a dazzling spectrum of natural sapphires. From warm reds and oranges to cool blues and greens, each stone brings its own vivid hue for a truly radiant finish.
Designed to shine from every angle, the sapphires are securely set for a refined, continuous line of sparkle. With a smooth bezel thickness of 2.8 mm and a bracelet height of 2.9 mm, it feels elegant and polished—perfect for everyday luxury or special occasions.
Featuring a total sapphire weight of 4.54 CTW for a 7-inch length, this bracelet is available in yellow, rose, or white gold and comes supplied with a Lab Certificate.
Key Highlights
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Rainbow Sapphire Spectrum: Natural sapphires in a mesmerising mix of colours for standout style.
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Tennis Bracelet Elegance: A timeless silhouette that layers beautifully or shines solo.
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Statement Carat Weight: 4.54 CTW total sapphire brilliance for a 7-inch bracelet.
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Sleek, Refined Profile: 2.8 mm bezel thickness with a 2.9 mm bracelet height for a smooth finish.
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Certified Gemstone: Supplied with a Lab Certificate for added reassurance.
Product Details Summary
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Metal: 18K Solid Gold (Yellow Gold / Rose Gold / White Gold)
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Stone: Natural Sapphire (Rainbow)
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Total Sapphire Carat Weight: 4.54 CTW (for 7 inches)
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Bezel Thickness: 2.8 mm
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Bracelet Height: 2.9 mm
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Style: Rainbow sapphire tennis bracelet
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Certification: Lab Certificate
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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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