The Dials consist of sunray and guilloche finishes, and are always guarded by scratch-resistant sapphire crystals. Hooked up for the instances are buttery-smooth Barenia leather straps, frequently in the colour of your respective deciding on. Chronographs — with their bezels, scales and sub-dials — are sometimes viewed as as well https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/