64.68 ct Natural Semi-Crystal Opal | Certified Unenhanced | Investment Grade

Ethiopian

64.68 ct Natural Semi-Crystal Opal | Certified Unenhanced | Investment Grade

$87,590

A rare 64.68 ct natural semi-crystal opal, certified unenhanced by the Canadian Gemological Laboratory (Report #14078701, February 17, 2026). This loose irregular cabochon displays a mesmerizing play of colour across its multicoloured body — with vibrant green, red, and orange flashes rolling across a dark base. Measuring 46.39 x 36.14 x 14.09 mm with a smooth, high-dome finish, this Ethiopian opal exhibits excellent luster and striking visual depth. Natural semi-crystal opals of this size and colour intensity are uncommon in the market, making this stone a compelling asset for gemstone investors and serious collectors. Certified unenhanced with full CGL documentation and provenance.

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  • Independently certified with gemological report
  • Free insured worldwide shipping
  • 30-day returns

Each gemstone in our collection is hand-selected directly from trusted mining sources worldwide. We provide complete transparency on origin, treatment, and quality characteristics.

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