An unmounted rectangular-cut diamond

Weighing approximately 30.17 carats. Estimate $300,000 - $500,000  - Price Realized $362,500

With report 5101646553 dated 25 March 2009 from the Gemological Institute of America stating that the diamond is Y to Z color range, VS1 clarity.

Christie's. New York Jewels. 11 June 2009. New York, Rockefeller Plaza www.christies.com