This Kind of design has a lengthy record at Patek, courting again to your early nineteen sixties with the ref. 2597 Travel Time Calatrava. As James Stacey mentioned in his Arms-On With all the 5164R in 2019, the motion during the 2597 originated through the intellect of Louis Cottier – https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/