In 1913, Blériot Recollects ZENITH’s precision Using these text that he shared inside the model’s guestbook: “I am incredibly satisfied with the ZENITH check out which I commonly use And that i cannot advise it remarkably adequate to those who care about accuracy”. 6 miles, or 55.seven km) at the https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/