Calibre 2236 Is equipped having a Syloxi hairspring that is produced by Rolex and patented. This silicon hairspring contains a patented geometry that makes certain the calibre’s regularity in almost any position. Along with his modest team, Ellis searched locally for manufacturers who could make the components to his measurements. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/
Brands That manufacture chronometer watches No Further a Mystery
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