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

Comprising a ring, set with an oval jadeite cabochon of lavender colour and very good translucency, within a brilliant-cut diamond surround, alternating with circular-cut sapphires; and a pair of matching earrings en suite, mounted in 18k white gold, largest cabochon approximately 14.5 x 12.6 x 7.6 mm, ring size 6, earrings 1.6 cm long (3). Estimate HK$280,000 – HK$380,000 ($36,299 - $49,263)

Accompanied by two reports nos. KJ84848 and KJ84849 dated 21 March 2014 from Hong Kong Jade & Stone Laboratory stating that the cabochons are natural jadeite and no polymer is detected

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