27 avril 2016
Superb 7.32 carats fancy vivid blue diamond ring
Lot 494. Superb 7.32 carats fancy vivid blue diamond ring. Estimate 14,400,000 — 24,000,000 CHF . Lot sold 16,714,000 CHF . Photo Sotheby's Set with a pear-shaped fancy vivid blue diamond of exceptional colour weighing 7.32 carats, size 51, illustrated...