For Timepiece aficionados and connoisseurs, a COSC-validated timepiece isn’t just a item of tech but a proof to Long lasting excellence and precision. It signifies a timepiece that: Presents superb dependability and precision. Tissot traces its prolonged historical past again to 1853, when it absolutely was Started by The daddy-son https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/