This Type of structure has a lengthy heritage at Patek, dating back again to your early sixties with the ref. 2597 Travel Time Calatrava. As James Stacey stated in his Palms-On Using the 5164R in 2019, the movement in the 2597 originated with the head of Louis Cottier – The https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/