Platinum and Diamond Ring, Harry Winston. Photo Sotheby's

Set with a round diamond weighing 6.68 carats, flanked by two tapered baguette diamonds, size 7, fitted with inner sizing band, with maker's marks for Harry Winston. With signed box. Estimate 150,000 — 175,000 USD

Accompanied by GIA report no. 2151056453 stating that the diamond is G color, VS2 clarity.

Sotheby's. Important Jewels. New York | 06 Feb 2014 - www.sothebys.com