In 1913, Blériot Recollects ZENITH’s precision Using these words and phrases that he shared inside the brand’s guestbook: “I'm extremely satisfied with the ZENITH watch which I commonly use and I cannot recommend it hugely adequate to individuals who treatment about accuracy”. six miles, or fifty five.7 km) at the https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/