TiC Is a sort of incredibly tricky ceramic, and it can even be extra scratch-resistant than sapphire using a Mohs hardness ranking up to nine.5. The bezel can also be topped with sapphire, offering just as much security as is possible for the micro gas tubes that kind the markers. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/
The Greatest Guide To Understanding The complex world of chronometers
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