The Dials involve sunray and guilloche finishes, and are always protected by scratch-resistant sapphire crystals. Connected to the situations are buttery-clean Barenia leather-based straps, typically in the color of the choosing. Declaring the winner with the race to develop the initial automatic chronograph in 1969 is contentious business, so Zenith’s https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/