For Timepiece aficionados and connoisseurs, a COSC-validated timepiece isn’t simply a item of tech but a proof to Long lasting excellence and accuracy. It represents a timepiece that: Delivers fantastic dependability and precision. Pierre Jaquet-Droz (1721-1790), founding father of the fashionable watchmaking residence that bears his name, was not simply https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/