Calibre 2236 Is equipped that has a Syloxi hairspring that is produced by Rolex and patented. This silicon hairspring features a patented geometry that ensures the calibre’s regularity in almost any posture. In addition to its lovely aesthetics, this Breitling Leading Chronograph carries on to boast a similar Remarkable technical https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/