Very fine emerald and diamond ring. Photo Sotheby's

Centring on a cushion-shaped emerald weighing 12.63 carats, surrounded by brilliant-cut, pear- and marquise-shaped diamonds together weighing approximately 7.00 carats, mounted in platinum. Ring size: 6¼. Estimate 7,000,000 — 8,500,000 HKD - Lot Sold:. 9,040,000 HKD

Accompanied by Gübelin and SSEF reports numbered 13097415 and 66180, dated 23 September 2013 and 12 December 2012, stating that the emerald is natural, of Colombian origin, with no indications of clarity modification.

Sotheby's. Magnificent Jewels and Jadeite, Hong Kong | 07 Apr 2014 - www.sothebys.com