4 août 2016
Attractive emerald and diamond ring
Lot 546. Attractive Colombian emerald and diamond ring. Estimate 50,000 — 80,000 CHF. Lot sold 542,500 CHF. Photo: Sotheby's 2012 The step-cut emerald set between triangular diamond shoulders, size 50. Accompanied by SSEF report no. 64242, stating that...