Now, Let us move ahead to your timepiece that happens to be the image of Swiss luxury watch producer Patek Philippe—the Calatrava. The Calatrava showcases Patek Philippe's in-house made calibre 324 S C. This automatic motion, seen from the sapphire-crystal circumstance back again, capabilities meticulous ending and an elaborate decoration https://www.watchesworld.com/a-deep-dive-into-the-business-of-watchmaking/