The world’s most famous watch, the Henry Graves Supercomplication, has been sold for US$24 million to an anonymous bidder at Sotheby’s in Geneva. A 15-minute bidding frenzy between five potential buyers saw the watch smash its pre-auction sale estimate of US$17 million and more than doubled the record $11 million auction price it established in … Continue reading Patek Philippe ‘Holy Grail’ sells for US$24 million