Calibre 2236 Is fitted that has a Syloxi hairspring that is made by Rolex and patented. This silicon hairspring features a patented geometry that ensures the calibre’s regularity in any situation. In 2022, ZENITH introduced the DEFY Skyline, with its star-studded dial and modern and evocative layout. Impressed because of https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/