Such A design and style has a protracted history at Patek, dating again for the early nineteen sixties Together with the ref. 2597 Travel Time Calatrava. As James Stacey stated in his Arms-On Using the 5164R in 2019, the movement during the 2597 originated from the intellect of Louis Cottier https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/