29 avril 2016
An important 30.05 carats Colombia octagonal step-cut emerald and diamond ring, by Van Cleef & Arpels
Lot 168. An important 30.05 carats Colombia octagonal step-cut emerald and diamond ring, by Van Cleef & Arpels. Estimate CHF600,000 – CHF800,000 ($622,206 - $829,609) . Photo Christie's Image Ltd 2016. Set with an octagonal step-cut emerald, weighing...