The Ocean Dream - The Largest Fancy Vivid Blue-Green Diamond in the world due to its size of 5.5ct, natural origin, hue and saturated color which makes it an extremely rare and unusual and was sold at Christie's for $8,781,637 in May 2014
The Moussaieff Red Diamond is 5.11 carats (1.022 g) diamond with a triangular brilliant cut that is rated as Fancy Red in colour by the Gemological Institute of America (GIA). Although Moussaieff is relatively small compared to other expensive diamonds, this is the largest fancy red ever rated by GIA.
A 70-carat rough white diamond from the Diavik mine in Canada is among the lots that will be offered at Rio Tinto’s first tender of the year, which will take place in Israel and Antwerp. (National Jeweler)