For Timepiece aficionados and connoisseurs, a COSC-validated timepiece isn’t simply a merchandise of tech but a proof to Long lasting excellence and precision. It signifies a timepiece that: Provides excellent dependability and precision. Pierre Jaquet-Droz (1721-1790), founder of the fashionable watchmaking house that bears his name, was not simply The https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/