Lot 1750. A 3.58 carats Colombian Emerald and 4.08 carats Diamond Ring, Cartier. Estimate 3,200,000 — 3,800,000 HKD. Lot sold 4,600,000 HKD (593,124 USD). Photo Sotheby’s 2014.

Set with a step-cut emerald weighing 3.58 carats, set adjacently to an emerald-cut diamond weighing 4.08 carats, to shoulders channel-set with square-cut diamonds, mounted in platinum, signed and numbered 709619. Ring size: 5¾

Accompanied by AGL and SSEF reports numbered CS 53254 and 67142, dated 29 January and 13 March 2013 respectively, stating that the 3.58 carat emerald is natural, of Colombian origin, with no indications of clarity modification. Also accompanied by GIA report numbered 8699954, dated 20 December 1995, stating that the 4.08 carat diamond is G colour, VS1 clarity. Further accompanied by a Cartier certificate and signed box.