Christie's, Geneva, May 2005 Lot 426 A Pair of Emerald and Diamond Ear Clips 
The rectangular-cut emeralds weighing 11.04 and 12.64 carats within a brilliant-cut and pear-shaped diamond border, mounted in 18k yellow gold.
With report nos. GRS2001-03051 and GRS2001-03057 dated 2 March 2001 from the GRS Gemresearch Swisslab stating that both emeralds are of Colombian origin, minor clarity enhancement
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