The Dials include things like sunray and guilloche finishes, and therefore are often secured by scratch-resistant sapphire crystals. Hooked up to the scenarios are buttery-smooth Barenia leather straps, usually in the color of your respective choosing. The expression “chronometer” took on a rather broader that means as particular, moveable timekeeping, https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/