Calibre 2236 Is equipped with a Syloxi hairspring that is produced by Rolex and patented. This silicon hairspring provides a patented geometry that ensures the calibre’s regularity in almost any situation. In addition to his colleague Thomas Earnshaw, the pair would establish simplified and sensible marine chronometers. During the late https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/