12 décembre 2013
Sapphire and diamond ring
Sapphire and diamond ring. Photo Sotheby's Claw-set with a step-cut sapphire weighing 12.67 carats, within a frame of pear-shaped diamonds, size Q. Estimation 8,000 — 12,000 GBP. Lot. Vendu 12,750 GBP Accompanied by the Gemmological Institute of India...