TiC Is really a kind of extremely hard ceramic, and it can even be far more scratch-resistant than sapphire that has a Mohs hardness score nearly nine.5. The bezel is usually topped with sapphire, providing just as much protection as possible on the micro fuel tubes that sort the markers. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/
Not Known Details About chronometer watches
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