World's largest diamond, Mughal necklace in Geneva auction

The diamond leads the 250 lot strong sale, estimated to mop up a total in the region of USD 80 million, Christie's said.

Six months earlier, Christie's Geneva sold 'The Orange' the largest fancy vivid orange diamond in the world for USD 35.5 million, a global record for an orange diamond and a world auction record price per carat for any diamond at USD 2.4 million.

The sale will also feature many important coloured and colourless diamonds such as the 5.50 carat 'The Ocean Dream', the largest fancy vivid blue-green diamond in the world to come to auction, with an estimate of USD 7,500,00- USD 9,500,000.

'The Rajah Diamond' a 26.14 carat old-mine brilliant-cut diamond of is among 14 jewels that are being auctioned under 'A Passion for Jewels: Collection of an European Gentleman'.

The diamond is estimated to go for USD 3,000,00 - 5,000,000.

Another section of the sale 'Noble Jewels' features a natural pearl and diamond necklace estimated at USD 550,000 - USD 700,000 and was orginally in the personal jewellery casket of Queen Elizabeth of Prussia.