Christie's, Hong Kong, April 2004 Lot 2284 An Emerald and Diamond Ring 
Set with a cut-cornered square-cut emerald weighing 4.10 carats, flanked to each side by a modified triangular-cut diamond, mounted in 18k white and yellow gold, ring size 5
With duplicate report no. GRS2003-021075 dated 6 March 2003 from the GemResearch SwissLab stating that the emerald is of Colombian origin and with minor clarity enhancement
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