diamond3

Platinum and diamond ring. Photo Sotheby's

The emerald-cut diamond weighing 20.23 carats, size 6½.  Estimate 750,000-1,000,000 USD. Lot Sold: 986,500 USD

Accompanied by GIA report no. 5131579682 stating that the diamond is H color, VS1 clarity, Excellent Polish.

Sotheby's. Magnificent Jewels. New York | 07 Dec 2011 www.sothebys.com