Two jadeite and diamond rings. Photo Christie's Image Ltd 2014

Comprising a ring, set with an oval jadeite cabochon of rich emerald green colour and good translucency, within a two-tiered brilliant-cut diamond surround, to the similarly-cut diamond quarter-hoop, mounted in 18k white gold, cabochon approximately 15.2 x 11.3 x 4.4 mm, ring size 6½; and a ring, set with an oval lavender jadeite cabochon of good translucency, within a brilliant-cut diamond surround, mounted in 18k rose gold, cabochon approximately 15.3 x 12.3 x 6.3 mm, ring size 6¼. (2). Estimate HK$100,000 – HK$150,000 ($12,964 - $19,446)

Accompanied by two report nos. EXKJ2915 and EXKJ2888 dated 3 March 2014 and 5 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/