For Timepiece aficionados and connoisseurs, a COSC-validated timepiece isn’t just a item of tech but a evidence to lasting excellence and precision. It signifies a timepiece that: Gives excellent dependability and precision. Pierre Jaquet-Droz (1721-1790), founding father of the modern watchmaking home that bears his identify, was not just Just https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/