Lot 211. A 14.59 carats Colombian emerald and diamond pendant, by Harry Winston. Estimate CHF200,000 – CHF300,000 ($209,249 - $313,873). Photo Christie's Image Ltd 2016. 

Set with a pear-shaped emerald, weighing approximately 14.59 carats, within a pear-shaped diamond surround, 3.0 cm, mounted in platinum and gold. With maker's mark HW for Harry Winston

Accompanied by report no. 84155 dated 18 February 2016 from the SSEF Swiss Gemmological Institute stating that the origin of the emerald is Colombia, with moderate amount of oil.

Christie's. GENEVA MAGNIFICENT JEWELS, 18 May 2016, Geneva