It has a domed acrylic crystal confront, leather-based strap, and a light-weight Construct that can make this check out cozy use during the day. Keep in mind: Acrylic crystal is just not as scratch-resistant as sapphire or mineral crystal; the leather-based band may possibly present put on speedier than anticipated. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/