The Dials consist of sunray and guilloche finishes, and are generally shielded by scratch-resistant sapphire crystals. Connected to the instances are buttery-sleek Barenia leather straps, generally in the color within your deciding on. Chronographs — with their bezels, scales and sub-dials — will often be thought to be too complex https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/