This Type of style has an extended heritage at Patek, dating back again into the early nineteen sixties Along with the ref. 2597 Travel Time Calatrava. As James Stacey outlined in his Fingers-On with the 5164R in 2019, the motion from the 2597 originated with the mind of Louis Cottier https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/