A marquise-cut diamond ring

The marquise-cut diamond, weighing 5.11 carats, within a brilliant-cut diamond surround and bifurcated shoulders, mounted in 18k white gold, ring size 5. Estimate: HK$830,000 - 930,000, $110,000 - 120,000 - Unsold

Note: Accompanied by a certificate from GIA, stating that the 5.11 carats diamond is H colour and IF clarity. Report number 15277332, dated 18th August 2006.

Bonhams. Fine Jewellery and Jadeite and Modern Wristwatches, 21 May 2009. Island Shangri-La Hong Kong Hotel, Admiralty, Hong Kong www.bonhams.com