An Important Fancy Yellow Diamond Ring. Photo Philips de Pury & Company

Set with a cushion-cut natural fancy yellow diamond, weighing approximately 10.05 carats, to the pavé-set diamond gallery and hoop, mounted in platinum, size 6. ESTIMATE $140,000 - 200,000

With report no.5121392280 dated 22 July 2010 from the Gemological Institute of America, stating that the diamond weighing 10.05 carats is Natural Fancy Yellow, VS1 clarity.

Philips de Pury & Company. Jewels. 6 december 2012. http://www.phillipsdepury.com