For Timepiece aficionados and connoisseurs, a COSC-validated timepiece isn’t just a merchandise of tech but a evidence to lasting excellence and precision. It signifies a timepiece that: Offers excellent dependability and precision. six miles, or fifty five.7 km) at the end of a 6 months’ voyage. (The geographical mile is https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/