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