Calibre 2236 Is fitted having a Syloxi hairspring that is made by Rolex and patented. This silicon hairspring contains a patented geometry that assures the calibre’s regularity in any position. In 2022, ZENITH launched the DEFY Skyline, with its star-studded dial and sleek and evocative design. Encouraged with the one https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/