TiC Is often a form of very hard ceramic, and it may even be additional scratch-resistant than sapphire using a Mohs hardness rating as many as nine.five. The bezel can be topped with sapphire, offering as much protection as is possible into the micro gasoline tubes that sort the markers. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/
Not Known Facts About Rolex watches
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