Important emerald and diamond ring

Centring on an oval emerald weighing 13.76 carats, flanked on each side by a half moon-shaped diamond together weighing approximately 1.60 carats, mounted in platinum. Ring size: 6½. Estimate 1,800,000—2,300,000 HKD

NOTE: Accompanied by SSEF report numbered 49416, dated 2 October 2007, stating that the 13.76 carat emerald is natural, of Colombian origin, with no indication of clarity modification.

Sotheby's. Magnificent Jewels & Jadeite. 07 Apr 09. Hong Kong www.sothebys.com photo courtesy Sotheby's