22 novembre 2020
An important and rare emerald and diamond ring
Lot 635. An important and rare 10.00 carats Colombian emerald and diamond ring. Estimate HK$ 3,700,000 - 5,000,000 (€400,000 - 540,000) . Photo: Bonhams. Set with a rectangular-cut emerald, weighing 10.00 carats, flanked by bezel-set shield-shaped diamonds;...