The Dials contain sunray and guilloche finishes, and they are normally guarded by scratch-resistant sapphire crystals. Hooked up on the circumstances are buttery-clean Barenia leather straps, generally in the color of your respective deciding on. Be occasion correct: Remember the basic procedures: black leather strap for formal wear, metal strap https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/