Fancy light pink-brown diamond and diamond ring. Photo Sotheby's

Centring on a pear-shaped fancy light pink-brown diamond weighing 8.05 carats, to a double frame set with circular-cut pink diamonds and diamonds together weighing approximately 2.45 carats, mounted in 18 karat white and pink gold. Ring size: 6½. Estimation 1,800,000 — 2,200,000 HKD

Accompanied by GIA report 2145015097, dated 2 November 2011, stating that the 8.05 carat diamond is natural, Fancy Light Pink-Brown colour; further accompanied by diamond type classification report stating that the diamond is determined to be a Type IIa diamond. Type IIa diamonds are the most chemically pure type of diamond and often have exceptional optical transparency.

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