Grey Casio Digital Watch MWD-110H-8BVEF The case of the Casio digital Watch is resin and stainless steel, and the bracelet is resin. The watch is waterproof and contains many features: Waterproof: 100 m Led light 12h / 24h hour format Timer (1/1 second - 24 hours, auto repeat) Stopwatch function from 1/100 seconds to 24 hours Another time zone Alarm Automatic calendar (day, weekday and month) Body width 47 mm Material: resin and stainless steel Glass: acrylic Color: dark gray and steel gray Module: 3224 Battery life up to 10 years battery Casio is a Japanese manufacturer of electronic devices, which is especially known for its high-quality and durable sports watches. Casio watches have versatile features and are suitable for both extreme sports and active everyday life. Casio watches are also popular among conscripts due to their durability and excellent price-quality ratio. See all Casio products here