Casio Tactical G-Shock Analog-Digital 10-Year Battery Watch - Men's Tan One Size. The analog-digital GA-010 delivers handy features like world time and stopwatch as well as a high-brightness LED light which can be easily accessed from the large button on front of the case ensuring visibility even in the dark. Made with bio-based resin and equipped with a 10-year battery this G-SHOCK is great if you want to reduce environmental impact. Available in a selection of black-based workstyle color schemes for a cool design that moves with ease from casual settings to work situations. Specifications for Casio Tactical G-Shock Analog-Digital 10-Year Battery Watch - Men's: Manufacturer: Casio Size: One Size Gender: Male Fabric/Material: Resin Case Diameter: 51 mm Water Resistance Level: Water Resistant Water Resistant Mark: 200 m Weight: 67 g Battery Life: 10 Years Battery Type: Lithium Metal CR2032 Lens Material: Mineral Glass Weather Resistance: Shock Resistant Age Group: Adults Features of Casio Tactical G-Shock Analog-Digital 10-Year Battery Watch - Men's Shock Resistant Water Resistant to 200 Meters 10-Year Battery Life Stopwatch Countdown Timer 5-Alarms LED Backlight 12/24 Hour Format Analog and Digital Dial World Time Package Contents: Casio Tactical G-Shock Analog-Digital 10-Year Battery Watch - Men's Casio GA-010-5ACR: Tactical G-Shock Analog-Digital 10-Year Battery Watch - Men's Tan One Size