In 1913, Blériot Remembers ZENITH’s precision with these text that he shared while in the model’s guestbook: “I'm extremely happy with the ZENITH check out which I ordinarily use and I can not advocate it very plenty of to those who treatment about accuracy”. Pierre Jaquet-Droz (1721-1790), founder of the https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/