TiC Is often a method of exceptionally tough ceramic, and it can even be much more scratch-resistant than sapphire that has a Mohs hardness rating approximately 9.five. The bezel is likewise topped with sapphire, providing as much security as you can towards the micro gas tubes that kind the markers. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/
5 Essential Elements For Chronometer watches
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