TiC Is a sort of incredibly difficult ceramic, and it can even be a lot more scratch-resistant than sapphire with a Mohs hardness rating approximately 9.five. The bezel is also topped with sapphire, giving just as much security as is possible towards the micro gasoline tubes that variety the markers. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/
The Basic Principles Of Understanding The complex world of chronometers
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