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's. Magnificent Jewels and Jadeite, Hong Kong, 07 Oct 2019