15 novembre 2017
A ruby and diamond ring
Lot 393. A 8.27 carats Burmese ruby and diamond ring. Estimate CHF 800,000 - CHF 1,200,000. Price realised CHF 5,487,500. © Christie's Images Ltd 2017 Set with a cushion-shaped ruby, weighing approximately 8.27 carats, to the marquise-cut diamond twin...