Case Material: Alloy Case Diameter: 45mm Case Thickness:15mm Watch Length:24.5cm Band Width: 22mm Package Included: 1 x Naviforce Watch 1 x Naviforce original watch box 1 x User manual with warranty card Band Material:Steel mesh Movement: Japan Quartz movement Function: Time,days, months,weeks Two places time setting Alarm setting Twenty-four-hour system or twelve-hour Countdown 1/100 stopwatch and can be segmented time LED back light Luminous 3ATM Water Resistant