The Dials incorporate sunray and guilloche finishes, and are always shielded by scratch-resistant sapphire crystals. Connected on the situations are buttery-easy Barenia leather-based straps, frequently in the colour of one's picking out. The time period “chronometer” took on a slightly broader which means as private, moveable timekeeping, as represented by https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/