4 septembre 2015
Fine Platinum and Diamond Ring
Fine Platinum and 12.21 carats Diamond Ring. Estimate 550,000 — 650,000 USD . Photo: Sotheby's. Centering a pear-shaped diamond weighing 12.21 carats, flanked by tapered baguette diamonds weighing approximately .70 carat, size 6. Accompanied by GIA report...