Lot 1702. A Fine Unmounted 10.88 carats Type IIa Diamond. Estimate 10,200,000 — 14,000,000 HKD (1,301,418 - 1,786,260 USD). Courtesy Sotheby's.

The brilliant-cut diamond weighing 10.88 carats.

Accompanied by GIA report no. 6204033658, dated 1 May 2019, stating that the diamond is D Colour, Flawless, Excellent Cut, Polish and Symmetry; further accompanied by a 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'sMagnificent Jewels and Jadeite, Hong Kong, 07 Oct 2019