A pair of jade and diamond earrings. Photo: Christie's Images Ltd., 2010

Each teardrop-shaped jade plaque carved with flowers and fruits, suspended from a diamond set surmount (2) - Est. €1,200 - €1,400

A contemporary jade and diamond pendant. Photo: Christie's Images Ltd., 2010

Designed as a stylised vase composed of a pierced celadon-green jade top with fire opal double gourd elements and pierced wood squash base with diamond set bombé bulb button - Est. €800 - €1,200

A pair of jade and diamond cufflinks. Photo: Christie's Images Ltd., 2010

each of circular form, set with a green and pale green jade disc separated by a line of diamonds (2) - Est. €600 - €800

Christie's. Jewels and Watches. 31 March 2010. Amsterdam www.christies.com