This Kind of style and design has a long record at Patek, dating again into the early sixties With all the ref. 2597 Travel Time Calatrava. As James Stacey outlined in his Fingers-On Using the 5164R in 2019, the movement in the 2597 originated with the thoughts of Louis Cottier https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/