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in a more compact format
These inclusions confirm its natural formation and do not detract from its striking visual presence
calibrated cut
A soft yet radiant gem ideal for elegant statement pieces or artistic custom jewelry
Untreated and authentic
Natural Ametrine 10.71 ct – Octagon, Untreated Tanzanite in a more compact formatThis 10. 71 ct ametrine displays a vivid purple alongside a light yellow, characteristic of its natural bi color zoning. The gemstone's exceptional clarity is eye clean. The octagon cut ametrine from Bolivia measures 12. 41 10. 92 9. 64 mm. Its untreated status is documented with a Sosna Gems Colored Stone Report, our internal gemstone report. Independent laboratory certification is available on request.
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