11 août 2016
10.35 carats Colombian Emerald and Diamond Ring
Lot 1775. 10.35 carats Colombian Emerald and Diamond Ring. Estimate 820,000 — 960,000 HKD. Lot sold 1,100,000 HKD. Photo: Sotheby's 2011. Centring on a cushion-shaped emerald weighing 10.35 carats, surrounded by oval diamonds, highlighted by circular-cut...