I just needed to indicate the Nomos Tangente Ref. one hundred and one is waterproof to 30m, not 100m. It doesn’t detract in the least from it nevertheless. It’s a lovely timepiece! They’re amongst the most important producers of mechanicals in Germany. They’re also a member in the Bauhaus initiative, https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/