Lot 583. 7.00 carats Burmese  ruby and diamond ring. Estimate 350,000 — 450,000 CHF. Lot sold 974,500 CHF.Photo Sotheby's 2012

The cushion shaped ruby weighing 7.00 carats, set between pear-shaped diamond shoulders, size 53.

Accompanied by SSEF report no. 59943, stating that the ruby is of Burmese origin, with no indications of heating.

Property of an European princely family.

Sotheby's. Magnificent Jewels Geneva | 14 Nov 2012