TiC Is often a type of extremely difficult ceramic, and it may even be a lot more scratch-resistant than sapphire with a Mohs hardness rating approximately nine.five. The bezel is additionally topped with sapphire, offering as much protection as you possibly can for the micro gas tubes that variety the https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/
The 2-Minute Rule For chronometer watches
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