This Type of design and style has an extended history at Patek, relationship again to your early 1960s with the ref. 2597 Travel Time Calatrava. As James Stacey described in his Hands-On Along with the 5164R in 2019, the motion in the 2597 originated from the head of Louis Cottier https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/