An elaborate coloured diamond and diamond necklace. Photo courtesy Bonhams

The marquise-cut diamond, weighing 2.04 carats, set to one side, issuing articulated swags of radiant-cut diamonds of yellow tint, further embellished by undulating swirls of graduated brilliant-cut diamonds, to a simple back chain set with similarly cut diamonds with a concealed clasp, diamonds approximately 95.90 carats total, coloured diamonds not tested for natural colour, length 41.5cm. Estimate HK$ 1.4 million - 1.8 million (€130,000 - 170,000)

Accompanied by a GIA report stating that the 2.04 carat diamond is H colour and VS1 clarity. Report number 8775561, dated 31 May 1996

Bonhams. FINE JEWELLERY & JADEITE. Hong Kong.23 Nov 2013