Vintage 18k Gold Trilogy Ring — 3.55ct Unheated Vivid Blue Madagascar Sapphire & Trillion-Cut Diamonds | Bellerophon Certified
Vintage 18k Gold Trilogy Ring — 3.55ct Unheated Vivid Blue Madagascar Sapphire & Trillion-Cut Diamonds | Bellerophon Certified
SKU:RI-1072
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A vintage trilogy ring from circa 1990 in 18k gold, centered on a natural unheated Madagascar sapphire of 3.55 carats — a stone of vivid, exceptional blue, no-heat, certified by Bellerophon Gem lab. The sapphire is flanked by two trillion-cut diamonds of approximately 0.40 carats each.
Details
- Period: Vintage, circa 1990
- Metal: 18k gold
- Central stone: Natural unheated vivid blue sapphire, Madagascar, 3.55ct — Bellerophon no-heat certified
- Accent stones: Two trillion-cut diamonds, approx. 0.40ct each, estimated VS quality, E/F color
- Band height: 9 mm
- Total weight: 3.8 g
- Size: 54 FR — 7 US — N½ UK
- Hallmarks: Eagle's head (French guarantee mark for 18k gold), partially legible maker's mark
- Certification: Bellerophon no-heat certificate included
- Condition: Very good
Shipping & Delivery
Shipping & Delivery
Worldwide insured shipping included.
Resizing on demand
Resizing on demand
Custom resizing is available by request. Please contact us via chat with the ring you'd like resized and your ring size before purchasing. We'll confirm whether resizing is possible first.
Authenticity guarantee
Authenticity guarantee
All our pieces are expertly sourced, fully authenticated, and come with a certificate of authenticity made by our in-house gemologist.
Returns & Exchanges
Returns & Exchanges
You have 14 days to request a return or exchange.
Your Unboxing Experience
Each order is carefully prepared and packaged in an elegant, protective presentation box, including a display case and a certificate of authenticity issued by our gemology expert.
To add a personal note, please write it in the “Notes” section when you proceed to checkout.
Each piece of jewelry is shipped with our partner DHL, fully insured for its value.
Our Promises
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Curated selection
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Expert authentication
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Resizing & support
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Premium packaging
Made to be worn. Meant to be passed on.
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