A fancy coloured diamond and diamond ring. Photo Bonhams.

The fancy intense yellow diamond, weighing 5.74 carats, between radiant-cut diamond shoulders, the gallery and hoop set with brilliant-cut diamonds, remaining diamonds approximately 2.00 carats total, ring size 6. Estimate HK$ 11.2 million - 13.2 million (€1 million - 1.2 million)

Accompanied by a GIA report stating that the 5.74 carat diamond is Fancy Intense Yellow colour and SI1 clarity. Report number 15214729, dated 28 August 2006.

Bonhams. FINE JEWELLERY & JADEITE. Hong Kong, Admiralty, 21 May 2014 - www.bonhams.com