Such A style and design has an extended background at Patek, courting back for the early 1960s While using the ref. 2597 Travel Time Calatrava. As James Stacey stated in his Arms-On While using the 5164R in 2019, the motion within the 2597 originated within the head of Louis Cottier https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/