This Type of design has a long record at Patek, courting back again for the early sixties Together with the ref. 2597 Travel Time Calatrava. As James Stacey stated in his Fingers-On Along with the 5164R in 2019, the motion within the 2597 originated from the mind of Louis Cottier https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/