Such A style has a protracted history at Patek, courting again to your early 1960s Together with the ref. 2597 Travel Time Calatrava. As James Stacey stated in his Fingers-On with the 5164R in 2019, the motion from the 2597 originated in the intellect of Louis Cottier – The daddy https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/