Natural Unheated Siam Ruby 0.68ct — Oval Cut | Thailand, No Heat
Natural Unheated Siam Ruby 0.68ct — Oval Cut | Thailand, No Heat
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A natural ruby from Siam (Thailand) — entirely unheated and untreated, one of the most coveted qualities in the fine gemstone world. Siam rubies are celebrated for their deep, slightly dark red with characteristic subtle brownish overtones. At 0.68 carats in an oval cut, this no-heat ruby is an exceptional choice for a bespoke ring, pendant, or as a collector's addition to a fine gemstone portfolio.
Stone Details
- Gemstone: Natural Ruby
- Cut: Oval
- Carat Weight: 0.68 ct
- Origin: Siam (Thailand)
- Treatment: None — No Heat, No Treatment
- Dimensions: 5.6 × 4.2 × 3 mm
- Certificate: Not included — professionally tested
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 Premium 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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