Stuhrling Original Men's Swiss Quartz Stainless Steel and Rubber Casual Watch, Color:Black (Model: 174.332B61) Precise Swiss-quartz movement Swiss quartz (Ronda Powertech 519 - All Swiss Parts) and one jewel Features date at the four o'clock position Krysterna scratch resistant crystal Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving