A cushion-shaped diamond ring

The cushion-shaped diamond, weighing 5.12 carats, between brilliant-cut diamond shoulders, mounted in platinum, ring size 5¾. Sold for HK$1,020,000.

Note: Accompanied by a certificate from GIA, stating that the 5.12 carats diamond is G colour and VS1 clarity. Report number 14691849, dated 30th October 2008.

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