Pre-Auction Analysis: Christie’s and Sotheby’s Fancy Color Diamond Lots According to our Rarity Evaluator, a stone with these gemological characteristics comes to the market once every few years and receives the “one of a kind” grade Read more
Pre-Auction Impressions: Christie’s Geneva Today Christie’s will feature a 16.08 ct, cushion-shaped, Fancy Vivid Pink, VVS2 diamond. The high estimate is $1.7 million per carat. Read more