It's got a domed acrylic crystal deal with, leather-based strap, and a light-weight Establish that tends to make this watch at ease wear throughout the day. Consider: Acrylic crystal is not really as scratch-resistant as sapphire or mineral crystal; the leather-based band could possibly demonstrate have on speedier than expected. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/