For Timepiece aficionados and connoisseurs, a COSC-validated timepiece isn’t only a product of tech but a evidence to lasting excellence and accuracy. It represents a timepiece that: Offers exceptional dependability and precision. In 2022, ZENITH launched the DEFY Skyline, with its star-studded dial and sleek and evocative design and style. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/