Exceptional jadeite and diamond necklace. Photo Sotheby's

The thirty-five jadeite beads of highly translucent vivid emerald green colour and fine texture, strung as a single strand, completed by a platinum clasp set with circular-cut diamonds, clasp signed Cartier, length approximately 530mm. Beads approximately 12.55 to 15.04mm. Estimate 38,000,000 — 50,000,000 HKD. Lot 1457 sold 43,220,000 HKD

Accompanied by Hong Kong Jade & Stone Laboratory certificate numbered KJ 46530 (1-5), dated 8 January 2010, stating that the jadeites are natural, known in the trade as "A Jade".

Sotheby's. MAGNIFICENT JEWELS & JADEITE, Hong Kong,  07 Apr 2010