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TGP Auction

83 - Natural amethyst (quartz) weighing 12.
See original version (French)

Estimate €145 - €435
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Description
Natural amethyst (quartz) weighing 12.26 carats, violet in colour. Octagonal faceted cut. Dimensions: 16.38 × 11.37 × 9.30 mm. Swiss GFCO Gem Lab certificate, ref. AD14681P. Sold with its gemmological certificate.
See original version (French)
Auto-translation. Refer to original language for legal validity.
About the sale Special Sale of Precious Stones – Part One
Auction location
Auction time 09/01/2026 at 6:00 PM
Pictures credits: Contact the Auction House
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