Such A design has an extended background at Patek, dating back again to the early nineteen sixties with the ref. 2597 Travel Time Calatrava. As James Stacey talked about in his Arms-On Together with the 5164R in 2019, the motion inside the 2597 originated within the mind of Louis Cottier https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/