For Timepiece aficionados and connoisseurs, a COSC-validated timepiece isn’t merely a item of tech but a proof to lasting excellence and precision. It represents a timepiece that: Presents fantastic dependability and precision. In 2022, ZENITH introduced the DEFY Skyline, with its star-studded dial and sleek and evocative style and design. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/