This Type of style has a lengthy historical past at Patek, courting again into the early 1960s Using the ref. 2597 Travel Time Calatrava. As James Stacey stated in his Palms-On Together with the 5164R in 2019, the motion from the 2597 originated in the intellect of Louis Cottier – https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/