3 août 2016
Fine sapphire and diamond ring
Lot 505. Fine 14.80 carats Kashmir sapphire and diamond ring. Estimate 275,000 — 450,000 CHF. Lot sold 554,500 CHF . Photo: Sotheby's 2012 Claw-set with a step-cut sapphire weighing 14.80 carats, between baguette diamonds, mounted in platinum, size 53,...