A pair of diamond and emerald ear pendants. Photo Christie's Image Ltd 2013

Each suspending a detachable pear-shaped emerald, weighing approximately 24.48 and 21.60 carats, to the circular, pear and marquise-cut diamond cluster surmount, mounted in platinum, surmounts 1961. Surmounts signed H.W. for Harry Winston, no. 31881. Estimate $680,000 – $850,000

With reports 12105085 and 12105084 dated 29 October 2012 from Gübelin Gem Lab stating that gemmological testing revealed characteristics consistent with those of emeralds originating from Colombia. Indications of minor clarity enhancement 

Christie's. NEW YORK MAGNIFICENT JEWELS AND THE PRINCIE DIAMOND. 16 April 2013. New York, Rockefeller Plaza.