8 avril 2017
Important Platinum, Fancy Gray-Blue Diamond and Diamond Ring
Lot 88. Important Platinum, Fancy Gray-Blue Diamond and Diamond Ring, weighing 5.07 carats. Estimate 750,000 — 1,000,000 USD . Photo: Sotheby's. Set with an emerald-cut Fancy Gray-Blue diamond weighing 5.07 carats, the mounting accented by baguette, triangle...