A three-strand emerald bead and diamond necklace. Photo Christie's Image Ltd 2012

The front designed as three graduated strands of emerald beads, intersected by two circular and baguette-cut diamond openwork plaques of foliate motif, to the three-row emerald bead backchain, mounted in platinum, 17½ ins. Estimate $50,000 - $70,000. Price Realized $206,500 

Property of a Distinguished Collector

Christie's. Magnificent Jewels, 10 December 2012. New York, Rockefeller Plaza.