Such A design has an extended historical past at Patek, relationship back for the early 1960s Together with the ref. 2597 Travel Time Calatrava. As James Stacey pointed out in his Fingers-On Together with the 5164R in 2019, the motion inside the 2597 originated in the brain of Louis Cottier https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/