This Sort of style has a lengthy heritage at Patek, courting back to your early nineteen sixties Along with the ref. 2597 Travel Time Calatrava. As James Stacey mentioned in his Hands-On Using the 5164R in 2019, the motion from the 2597 originated from your mind of Louis Cottier – https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/