TiC Is a form of incredibly tough ceramic, and it can even be far more scratch-resistant than sapphire with a Mohs hardness score as much as nine.five. The bezel is additionally topped with sapphire, offering as much safety as is possible to your micro gas tubes that type the markers. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/
Brands That manufacture chronometer watches - An Overview
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