This Type of design has a protracted background at Patek, dating again into the early sixties with the ref. 2597 Travel Time Calatrava. As James Stacey described in his Arms-On With all the 5164R in 2019, the motion from the 2597 originated through the head of Louis Cottier – the https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/