A Rare Pair of Coloured Diamond and Diamond Rings. Photo Christie's Image Ltd 2012

Of matching design, one set with a heart-shaped fancy vivid blue diamond weighing 3.47 carats, joined to the pavé-set brilliant-cut pink diamond undulating half-hoop, the other set with a heart-shaped diamond weighing 3.08 carats, joined to the pavé-set brilliant-cut diamond undulating half-hoop, mounted in 18k white and rose gold, ring size 5½. Estimate HK$23,500,000 - HK$35,000,000 ($3,046,366 - $4,537,141) - Unsold

Accompanied by report no. 15824787 dated 7 july 2012 from the Gemological Institute of America stating that the 3.47 carat diamond is fancy vivid blue, natural colour, vs2 clarity

Report no. 5133291817 dated 19 april 2012 from the Gemological Institute of America stating that the 3.08 carat diamond is f colour, vs2 clarity, with excellent polish (2)

Christie's. Hong Kong Magnificent Jewels. 27 November 2012. Hong Kong