This Kind of design has a long record at Patek, relationship back for the early sixties with the ref. 2597 Travel Time Calatrava. As James Stacey described in his Palms-On Together with the 5164R in 2019, the motion from the 2597 originated through the head of Louis Cottier – the https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/