This Kind of design and style has a protracted background at Patek, courting again to the early sixties Along with the ref. 2597 Travel Time Calatrava. As James Stacey mentioned in his Fingers-On Along with the 5164R in 2019, the movement from the 2597 originated from the mind of Louis https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/