Emerald green jadeite and diamond pendent necklace. Estimate HK$7,000,000 - 9,000,000 (US$900,000 - 1,150,000). Photo Tiancheng International

emerald green colour and very good translucency, framed by brilliant-cut diamonds, to a necklace composed of eighteen graduated jadeite cabochons of similar colour and translucency, embellished with emerald- and brilliant-cut diamonds, the diamonds together weighing approximately 13.55 carats, mounted in 18 karat white gold, length approximately 423mm.

Jadeite cabochons measuring approximately 14.35 x 11.89 x 4.91 to 11.25 x 9.39 x 4.13mm.

Accompanied by Hong Kong Jade & Stone Laboratory reports numbered KJ91425(1-10) to KJ91426(1-9), dated 29 September 2015, stating that the jadeites are natural, known in the trade as 'A Jade'. 

Tiancheng International. HONG KONG AUTUMN AUCTION, Jewellery and Jadeite