Oscar Heyman & Brothers

A Superb Alexandrite and Diamond Ring | Oscar Heyman & Brothers | 亞歷山大變色石及鑽石戒指

Auction Closed

December 7, 09:12 PM GMT

Estimate

300,000 - 500,000 USD

Lot Details

Description

Captivated by Color: Important Jewels and Gemstones from an American Collector

Oscar Heyman & Brothers | A Superb Alexandrite and Diamond Ring

Oscar Heyman & Brothers | 亞歷山大變色石及鑽石戒指

Featuring an oval-shaped alexandrite weighing 10.20 carats, flanked by oval-shaped diamonds, size 6¼, numbered 301757, with maker's mark for Oscar Heyman & Brothers.

Please note the AGL has determined the alexandrite to be of Classic Brazilian origin with no indications of treatment and excellent color change. The forthcoming certificate will be provided to the purchaser.

Accompanied by Gübelin report no. 22043067 dated May 6, 2022 stating that the alexandrite is of Brazilian origin, with no indications of treatment.