A Jadeite and Diamond Ring. Photo Christie's Image Ltd 2014

Set with an elongated oval jadeite cabochon of brilliant emerald green colour and high translucency, to the brilliant-cut diamond surround, gallery and bifurcated hoop, mounted in 18k white gold, cabochon approximately 21.5 x 13.1 x 7.2 mm, ring size 6¼. Estimate HK$2,800,000 – HK$3,800,000 ($362,991 - $492,630)

Accompanied by report no. KJ84791 dated 19 March 2014 from Hong Kong Jade & Stone Laboratory stating that the cabochon is natural jadeite and no polymer is detected

Christie's. HONG KONG MAGNIFICENT JEWELS, 27 May 2014. Convention Hall - http://www.christies.com/