The definitive history of the world-renowned watchmakers, Patek Philippe. Founded in Geneva in 1839, and to this day a family-owned company, Patek Philippe makes what are widely regarded as the world's finest mechanical watches. Among them, the most valuable watch ever made: the famous 1933 pocket watch known as the "Graves" supercomplication, which sold at auction in 2014 for $23,934,00. A cult among collectors, Patek Philippe and its...