13 avril 2015
Magnificent Platinum and Diamond Ring
Lot 363. Magnificent Platinum and 22.30 carats D color, Internally Flawless Type lla Diamond Ring. Estimate $2,800,000 — 3,200,000 (2,544,784 - 2,908,324 EUR) . Lot sold 3,250,000 USD. Photo: Sotheby's. Centering an oval-shaped diamond weighing 22.30...