TiC Is a form of particularly really hard ceramic, and it may even be extra scratch-resistant than sapphire having a Mohs hardness ranking around 9.five. The bezel can also be topped with sapphire, giving just as much defense as is possible to your micro gas tubes that type the markers. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/
Not Known Facts About Rolex watches
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