13 septembre 2013
Platinum, jadeite and diamond ring
Platinum, jadeite and diamond ring. Photo: Sotheby's. The oval-shaped jadeite cabochon measuring approximately 17.0 by 11.9 by 5.3 mm, framed by round diamonds weighing approximately 1.60 carats, size 6¼. Estimation 18,000 — 22,000 USD Accompanied by...