In 1913, Blériot Recollects ZENITH’s precision Using these words that he shared from the brand’s guestbook: “I am extremely satisfied with the ZENITH look at which I usually use And that i are unable to endorse it remarkably plenty of to people who treatment about precision”. James L. January 14, https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/