In 1913, Blériot Recalls ZENITH’s precision with these phrases that he shared during the manufacturer’s guestbook: “I am pretty content with the ZENITH observe which I ordinarily use And that i are unable to advocate it very plenty of to individuals that treatment about accuracy”. Pierre Jaquet-Droz (1721-1790), founder of https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/