TiC Is usually a sort of very tricky ceramic, and it may even be much more scratch-resistant than sapphire which has a Mohs hardness ranking approximately 9.five. The bezel can be topped with sapphire, offering as much security as is possible towards the micro fuel tubes that form the markers. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/
Chronometer watches for Dummies
Internet 15 days ago billr877erc1Web Directory Categories
Web Directory Search
New Site Listings