Calibre 2236 Is fitted using a Syloxi hairspring that is produced by Rolex and patented. This silicon hairspring incorporates a patented geometry that assures the calibre’s regularity in almost any posture. In 2022, ZENITH launched the DEFY Skyline, with its star-studded dial and smooth and evocative design. Motivated from the https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/