Cartier

An Extraordinary Sapphire and Diamond Ring

Auction Closed

June 8, 04:25 PM GMT

Estimate

1,500,000 - 2,500,000 USD

Lot Details

Description

Extraordinary Jewels from the Collection of Constance Prosser Mellon

Cartier | An Extraordinary Sapphire and Diamond Ring

Featuring an emerald-cut sapphire weighing 33.51 carats, accented by baguette diamonds, size 6½,signed Cartier.

Please note the sapphire is currently unmounted and will be remounted for the purchaser by Sotheby's upon request.

Accompanied by AGL report no. 1101654, dated June 25, 2019, stating the sapphire is of Classic Burmese origin, with no indications of heating. Together with a letter from the AGL stating that this color variety of sapphire may also be called ‘royal blue’ based on AGL reference standards.

Accompanied by Gübelin report no. 23022090 dated March 1, 2023 stating that the sapphire is of Burmese origin, with no indications of heating, this color variety of sapphire may also be called ‘royal blue’ by members of the trade.