8.88 carats Colombian Emerald and Diamond Brooch, Cartier. Estimate 1,700,000 — 2,000,000 HKD (191,519 - 225,316 EUR). Photo Sotheby's

Of foliage motif, set with a step-cut emerald weighing 8.88 carats, to leaves set with circular-cut diamonds together weighing approximately 2.00 carats, mounted in 18 karat white and yellow gold, signed Cartier.

Accompanied by AGL and SSEF reports numbered CS 61802 and 63221, dated 16 June 2014 and 18 April 2012 respectively, stating that the 8.88 carat emerald is natural, of Colombian origin, with no indications of clarity enhancement.

Sotheby's. Magnificent Jewels & Jadeite, Hong Kong, 06 avr. 2015, 01:00 PM