On October 5th 2020, Sotheby’s presents one of the rarest and most coveted wonders of nature: a highly important 102.39 carat D Colour Flawless Oval Diamond. See also: Sotheby’s Diamond Goes for “Bargain Price” Only seven D colour Internally Flawless or Flawless white diamonds over 100 carats have been sold at auction, making this the eighth. In an unprecedented move, this perfect diamond will be offered without reserve. This approach marks the first time in...