TiC Is actually a kind of very tricky ceramic, and it can even be far more scratch-resistant than sapphire which has a Mohs hardness rating nearly 9.five. The bezel can be topped with sapphire, giving just as much security as feasible to the micro gasoline tubes that kind the markers. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/
Rolex Watches for Dummies
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