21 septembre 2013
Platinum, sapphire and diamond ring
Platinum, sapphire and diamond ring. Photo: Sotheby's. Centered by a cushion-cut sapphire weighing 15.27 carats, flanked by two shield-shaped diamonds weighing approximately 1.50 carats, size 6¾, with maker's mark. Estimation 70,000 — 90,000 USD Accompanied...