TechnoMarine Men's 708001 NeoClassic Magnum Chrono Stainless Steel Black Dial Watch Precise Swiss-quartz movement Precise Swiss ETA G10.711 quartz movement Anti-reflective, scratch-resistant sapphire crystal Black dial; chronograph functions with 1/10th second capability; date function at 4 o'clock Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving