Sancy Astor family possessed it for 72 years until the 4th Viscount Astor sold it to the Louvre for $1 million in 1978. The Sancy now rests in the Apollo Gallery, sharing attention with the likes of the Regent and the Hortensia. Sancy The Sancy, a pale yellow diamond of , was once reputed to have belonged to the Mughals of antiquity, but is more likely of Indian origin owing to its cut, which is unusual by Western standards. The shield-shaped stone comprises two back-to-back crowns (the typical upper half of a stone) but lacks any semblance to a pavilion (the
Auction catalog bookstores, or even appear as items in book auctions. Some time after the auction is concluded, recipients of the auction catalogs may receive a "prices realized" document, a bare listing of the lot numbers and the prices for which each was sold. The actual physical auction catalog is limited to print runs which started in 2005 when the major auction houses created their own app. In 2018 it is rare that you can purchase the physical auction catalog. The auction is completely cataloged online. Bidding is done online and the auction results can only be printed online. The auction houses