Light-colored Casio G-Shock GAE-2100GC-7AER Watch with Interchangeable Green Strap and Bezel The Casio G-Shock watch has a 45.4 mm wide watch case made of durable carbon fiber reinforced resin. The watch strap is also resin. The stylish wristwatch has a white-gray case and also comes with a green replacement strap and a green bezel, which give the watch a completely new look. The Casio G-Shock watch is shockproof and waterproof. The watch has automatic world time, timekeeping features, automatic calendar and many other useful features: LED backlight Impact resistant World Time (29 time zones) Timekeeping (1/1000 s accuracy, up to 100 h) Timer (1/1 s, up to 24 h) 5 alarms Snooze function Automatic calendar 12/24 hour display Mineral glass Black carbon fiber reinforced resin case Black resin strap Battery life 2 years Waterproof: 200m Case size: 48.5 x 45.4 x 11.8 mm Weight: 51 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