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.
Auction catalog Auction catalog An auction catalog (US spelling) or auction catalogue (British spelling) is a catalogue that lists items to be sold at an auction. It is made available some time before the auction date. Auction catalogs for rare and expensive items, such as some art, books, jewelry, postage stamps, and antique furniture, are of interest in themselves: they will often include detailed descriptions of the items, their provenance, historical significance, photographs, and so forth. In some cases, auction catalogues are key documentation for rare objects that are in private collections, and make up an important part of the libraries of