This Sort of style has a protracted history at Patek, courting again to the early nineteen sixties Using the ref. 2597 Travel Time Calatrava. As James Stacey stated in his Palms-On Along with the 5164R in 2019, the motion in the 2597 originated with the head of Louis Cottier – https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/