Grey Casio G-Shock DW-6900SK-1ER Watch The Casio G-Shock watch's case and strap are made of durable grey resin that is slightly translucent. The case of the watch is 50 mm wide and has a grey digital dial. The watch is waterproof and shockproof. The watch has a backlight, world time, timekeeping and other useful features: Backlight Impact resistant Timer Timing (1/100 s accuracy) Multi alarm Hourly time signal 12/24 hour display Automatic calendar Waterproof: 200 m Material: resin Color: Grey Mineral glass Case size: 53.2mm x 50mm x 18.7mm Weight 67 g Casio is a Japanese manufacturer of electronic devices, which is especially known for its high-quality and durable sports watches. Casio watches have versatile features and are suitable for both extreme sports and active everyday life. Casio watches are also popular among conscripts due to their durability and excellent price-quality ratio. See all Casio products here