When Tiffany & Co. acquired an exceptional 71-carat rough vivid yellow diamond from Canada’s Ekati mine last summer, instead of cutting and setting it in a jewel as expected, its chief gemologist, ...
A 133.03-carat fancy vivid yellow diamond achieved a sale price of more than $5.5 million, becoming the largest fancy vivid yellow diamond to sell at auction. This was the top lot at Sotheby’s ...
A yellow flawless diamond weighing more than 303 carats will be auctioned without reserve in December at Sotheby’s in New York. While bids starting at US$1 million, it could fetch in the region of ...