An Important Colombian Emerald and Diamond Ring. Photo Phillips.

Centering on a cushion-cut Colombian emerald weighing approximately 11.20 carats, framed by half-moon diamond shoulders, mounted in platinum and 18K yellow gold, size 6 1/2. Estimate $80,000 - 100,000

With report no.1152194968 dated 25 January 2013 from the Gemological Institute of America, stating that the emerald weighing approximately 11.20 carats is of Colombian origin with indications of minor clarity enhancement

Phillips. JEWELS NEW YORK 30 APRIL 2014 10AM - http://phillips.com/