7.03 carats Kashmir Sapphire and Diamond Ring. Estimate 3,300,000 — 3,800,000 HKD (371,771 - 428,100 EUR). Photo Sotheby's

Centring on a cushion-shaped sapphire weighing 7.03 carats, surrounded by heart- and marquise-shaped diamonds, to shoulders set with circular-cut diamonds, the diamonds together weighing approximately 7.25 carats, mounted in 18 karat white gold. Ring size: 5¾

Acompanied by AGL and SSEF reports numbered CS 45261 and 78680, dated 29 June 2011 and 26 February 2015 respectively, stating that the 7.03 carat sapphire is natural, of Kashmir origin, with no gemological evidence of heat. 

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