Beau Sancy Beau Sancy The Beau Sancy is a modified "pear double rose cut" diamond found in India that has been owned by a number of European royal houses. In May 2012, it was sold at Sotheby's auction in Geneva for $9.57 million. The original estimated price of $2 million was lifted five times during the eight-minute battle between five buyers, before the diamond was sold to one of them who remained anonymous. The Beau Sancy diamond takes its name from Nicolas de Harlay, Lord of Sancy, who brought the diamond to France from India where he had been the French ambassador.
English auction has variants for selling multiple identical items or multiple different items. See also for a comparison. English auction An English auction is an open-outcry ascending dynamic auction. It proceeds as follows. Unlike sealed-bid auctions (such as First-price sealed-bid auction or Vickrey auction), an English auction is "open" or fully transparent, as the identity of all bidders is disclosed to each other during the auction. More generally, an auction mechanism is considered "English" if it involves an iterative process of adjusting the price in a direction that is unfavorable to the bidders (increasing in price if the item is being sold