17.84 carats sapphire and diamond ring, Oscar Heyman & Brothers

Claw-set with a cushion-shaped sapphire weighing 17.84 carats, within a line of pear-shaped diamonds, further decorated with brilliant-cut stones, mounted in yellow gold and platinum, numbered. size 49, with ring sizer. Estimate 100,000—165,000 CHF - Unsold.

Accompanied by AGTA report no. 91001911 stating that the sapphire is of Burmese origin, with no indications of heating.

Accompanied by Certificate of Authenticity from Oscar Heyman & Brothers

Sotheby's. Magnificent Jewels. 19 Nov 08. Geneva. Photo courtesy Sotheby's. www.sothebys.com