A Pair of Colombian Emerald and Diamond Ear Pendants. Photo Philips de Pury & Company

Each suspending a cushion-cut emerald, weighing approximately 10.83 carats in total, within a pavé-set diamond surround and gallery, from a pavé-set diamond line surmount, mounted in platinum, length 3/4 inches. ESTIMATE $75,000 - 100,000

With report no.GRS2009-072744 dated 25 July 2009 from the Gem Research Swiss Lab, stating that the emerald is of Colombian origin, with indication of minor clarity enhancement.

Philips de Pury & Company. Jewels. 6 december 2012. http://www.phillipsdepury.com