Important Glassy Jadeite, Pink Sapphire and Diamond Necklace, by Alessio Boschi. Photo courtesy Tiancheng International Auctioneer Limited
To the front set with seven graduated scalloped motifs, each set to the centre with a glassy jadeite cabochon of very high translucency, shells out-lined by pink sapphires and circular-cut diamonds, each scalloped shell spaced either by three or one round pink sapphires and a pear-shaped pink sapphire, all within a circular-cut diamond surround, completed at the back a necklace collet-set with round pink sapphires. Glassy jadeite measuring approximately 23.00 x 20.91 x 11.36mm. Mounted in 18 karat white gold. Length approximately 40.3cm. Signed Alessio Boschi. Estimate US$490,000 - 580,000
Accompanied by Hong Kong Gems Laboratory report numbered GL77870 dated 28 March 2013, stating that the icy jadeite 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/