Simple and easy-to-use design this Casio men s watch features a round blue dial with luminous hands and Arabic/stick hour markers and date window at 3 o clock position. All of these are framed in a black resin case push crown and protected by acrylic crystal. It also offers a black resin strap secured with buckle closure Japan quartz movement and water resistance up to 100 meters / 330 feet. Round blue dial Luminous hands and Arabic/stick hour markers Black resin case Push crown Acrylic crystal Black resin strap with buckle closure Japan quartz movement Water resistance up to 100 meters / 330 feet Accuracy: +/-20 seconds per month Battery CR2012 Approx. battery life: 10 years Module 2719 Case diameter: 42 mm Case thickness: 13 mm Band width: 20 mm