Very fine Fancy Pink diamond ring. Photo Sotheby's.

Claw-set with a marquise-shaped fancy pink diamond weighing 12.07 carats, size 52. Estimation 3,570,000 — 6,200,000 CHF

Accompanied by GIA report no. 2155865947, stating that the diamond is Fancy Pink, Natural Colour, Internally Flawless.

Sotheby's. Magnificent Jewels and Noble Jewels. Genève, 13 mai 2014 - www.sothebys.com