In 1913, Blériot Remembers ZENITH’s precision Using these phrases that he shared in the manufacturer’s guestbook: “I'm incredibly satisfied with the ZENITH view which I usually use and I can't advocate it remarkably sufficient to individuals that treatment about precision”. Pierre Jaquet-Droz (1721-1790), founding father of the trendy watchmaking dwelling https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/