Jadeite, Diamond and Gem-Set Brooch. Photo courtesy Tiancheng International Auctioneer Limited

Designed as a cascading flower, centring on an oval-shaped jadeite cabochon of emerald green colour and high translucency, framed by circular-cut diamonds with vines decorated by round sapphires, emerald beads and icy jadeite beads, accented by seven oscillating pear-shaped green jadeite and icy jadeite cabochons. Jadeite measuring approximately 18.80 X 14.16mm. Signed Chiao An Lee. Mounted in 18 karat white gold. Estimate US$110,000 - 160,000

Accompanied by Hong Kong Gems Laboratory report numbered GL77789 dated 26 March 2013, stating that the bright green with deep green jadeite cabochon is natural, known in the trade as "A jade".

Tiancheng International Auctioneer Limited. SPRING AUCTION 2013 JEWELLERY AND JADEITE. 15 Jun · 3 pm. Hong Kong Headquarters 30/F Bank of China Tower 1 Garden Road, Central Hong Kong http://www.tianchengauction.com/