29 mars 2015
Emerald and Diamond Ring
8.02 carats Colombian GRS-type Muzo green Emerald and Diamond Ring. Estimate 3,300,000 — 3,800,000 HKD (371,771 - 428,100 EUR). Photo Sotheby's. Centring on a cushion-shaped emerald weighing 8.02 carats, flanked on each side by a cushion-shaped diamond...