This Kind of layout has a lengthy historical past at Patek, courting back again on the early nineteen sixties with the ref. 2597 Travel Time Calatrava. As James Stacey pointed out in his Hands-On Using the 5164R in 2019, the motion inside the 2597 originated through the head of Louis https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/