This Type of structure has a long background at Patek, relationship back to the early 1960s Together with the ref. 2597 Travel Time Calatrava. As James Stacey outlined in his Hands-On with the 5164R in 2019, the movement within the 2597 originated within the intellect of Louis Cottier – The https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/