An emerald and diamond pendant. Photo Christie's Image Ltd 2012

set with a rectangular-shaped emerald, within a brilliant-cut diamond surround, joined to the marquise and tapered baguette-cut diamond surmount, suspending a fringe of brilliant and marquise-cut diamond tassels, mounted in 18k white and yellow gold, 5.7 cm long. Estimate $129,633 - $194,449. Price Realized $158,196

Accompanied by report no. 65050 dated 24 september 2012 from the SSEF Swiss Gemmological Institute stating that the approximately 28.00 carat emerald is of Colombia origin, with indications of minor clarity modification

Christie's. HONG KONG MAGNIFICENT JEWELS. 27 November 2012. Hong Kong