Fancy vivid yellow diamond and diamond ring, Cartier. Photo Sotheby's

Centring on a cushion-shaped fancy vivid yellow diamond weighing 7.16 carats, flanked by two shield-shaped diamonds together weighing approximately 1.10 carats, mounted in platinum and 18 karat yellow gold, signed. Ring size: 5½. Estimate 5,200,000 — 6,000,000 HKD

Accompanied by GIA report numbered 5151574972, dated 25 July 2013, stating that the 7.16 carat diamond is natural, Fancy Vivid Yellow colour, VS2 clarity.

Sotheby's. Magnificent Jewels and Jadeite, Hong Kong | 07 Apr 2014 - www.sothebys.com