An exceptional 16.21 carats Colombian emerald and diamond ring. Estimate HK$3,000,000 – HK$4,000,000 ($387,384 – $516,512). Price Realized HK$3,983,750 ($514,414). © Christie’s Image Ltd 2004

Set with a cushion-shaped emerald weighing 16.21 carats flanked to each side by a modified calf’s head-shaped diamond, mounted in platinum and 18k gold, ring size 5¼

With report no. 0405543 dated 25 May 2004 from the Gübelin Gemmological Laboratory stating that the emerald is of Colombian origin and shows no indications of clarity enhancement

Also with report no. CS 36913 dated 29 March 2004 from the American Gemological Laboratories stating that the emerald is of Colombian origin and with no clarity enhancement

CHRISTIE’S. MAGNIFICENT JEWELLERY AND JADEITE JEWELLERY, 2 November 2004, Hong Kong