A set of jadeite and diamond jewellery. Photo Christie's Image Ltd 2014

Comprising a ring, set with an oval jadeite cabochon of even vivid emerald green colour and high translucency, to the pear-shaped diamond shoulders and brilliant-cut diamond surround; and a pair of matching earrings en suite, mounted in 18k white gold, largest cabochon approximately 16.0 x 14.4 x 6.9 mm, ring size 6, earrings 2.5 cm long. Estimate HK$6,800,000 – HK$9,500,000 ($881,549 - $1,231,576)

Accompanied by two reports nos. KJ84842 and KJ84843 dated 21 March 2014 from Hong Kong Jade & Stone Laboratory stating that the cabochons are natural jadeite and no polymer is detected (3)

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