Stainless Steel Case. Black Leather Strap. Black Dial. Fixed Bezel. Mineral Crystal. Tang Clasp. 41 mm Case Diameter. Quartz/Atomic Movement. Powered With Solar Energy. Atomic Timekeeping - Receives Time Calibration Radio Signals To Keep Time Accurate. Water Resistant At 100 Meters (330 Feet). Casio Executive Waveceptor Stainless Steel Black Leather Mens Watch WVQ120LA-1AV 