In 1913, Blériot Recalls ZENITH’s precision Using these terms that he shared within the brand name’s guestbook: “I am incredibly pleased with the ZENITH observe which I ordinarily use And that i are unable to advise it really enough to individuals who care about accuracy”. Pierre Jaquet-Droz (1721-1790), founder of https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/