In 1913, Blériot Recalls ZENITH’s precision Using these text that he shared inside the brand name’s guestbook: “I am quite happy with the ZENITH observe which I generally use and I simply cannot advocate it hugely more than enough to those who care about precision”. Pierre Jaquet-Droz (1721-1790), founding father https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/