Lot 99. A 55.35 carats cushion-shaped Colombia emerald pendant. Estimate CHF750,000 – CHF850,000 ($777,758 - $881,459). Photo Christie's Image Ltd 2016. 

Set with a cushion-shaped emerald, weighing approximately 55.35 carats, to the plain polished mount, 2.9 cm, mounted in platinum

Accompanied by report no. 83880 dated 2 February 2016 from the SSEF Swiss Gemmological Institute stating that the origin of the emerald is Colombia, with minor amount of oil.
Report no. CS51974 dated 12 January 2016 from the AGL American Gemological Laboratories stating that the origin of the emerald is Colombia, with minor amount of oil, and a 'Jewel Folio'.

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