The Dials incorporate sunray and guilloche finishes, and they are always guarded by scratch-resistant sapphire crystals. Hooked up into the circumstances are buttery-clean Barenia leather straps, generally in the color of your picking out. 1844: Adolphe Nicole introduces the reset feature, permitting unique situations to generally be taken in succession. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/