Lot 2116. A pair of 30.86 and 31.24 carat Colombian emerald and diamond ear pendants, by Jacques Timey for Harry Winston. Estimate HKD 4,200,000 - 6,200,000 (USD 537,600 - 793,600). © Poly Auction Hong Kong Limited

Each suspending a cushion-shaped emerald weighing 30.86 and 31.24 carats, to a diamond cluster surmount set with pear- and marquise-shaped diamonds, mounted in 18K gold, pendants detachable, approximately 4.6 cm long. 

Accompanied by report no. GRS2017-037519 dated 22 March 2017 from the GRS stating that the emeralds weighing approximately 31.24 and 30.86 carats are of Colombia origin, with indications of minor clarity modification Also accompanied by report no. 1081949 A and B dated 23 February 2017 from the AGL stating that the emeralds weighing approximately 31.24 and 30.86 carats are of Colombia origin, with indications of minor degree of enhancement.