1 / 5
a black diamond on a tweet with a tweet of tweeta close up of a person ' s finger holding a black diamonda close up of a purple sapphire stone on a white surfacea person holding a black and white diamond in their handa card with a picture of a diamond on it
TGP Auction

66 - Natural spinel, 1.73 carats, grey in colour with a purplish …
See original version (French)

Estimate €100 - €300
Sale commission
Description
Natural spinel, 1.73 carats, grey in colour with a purplish tinge. Cushion cut with facets. Dimensions: 7.96 × 7.05 × 3.76 mm. Unheated, untreated. Swiss GFCO Gem Lab certificate, ref. AD14642P. 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
You may also like