Such A design and style has a protracted heritage at Patek, relationship again towards the early sixties Together with the ref. 2597 Travel Time Calatrava. As James Stacey mentioned in his Fingers-On Along with the 5164R in 2019, the movement within the 2597 originated from the thoughts of Louis Cottier https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/