TiC Is often a sort of incredibly difficult ceramic, and it may even be much more scratch-resistant than sapphire which has a Mohs hardness ranking approximately nine.five. The bezel is usually topped with sapphire, supplying as much defense as you can on the micro gasoline tubes that kind the markers. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/
The 2-Minute Rule For chronometer watches
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