Yellow Casio G-Shock G-Steel GA-B2100C-9AER Watch The cheerful yellow Casio G-Shock watch is suitable for pilots, as it has a flight log memory that records the exact location using GPS. The watch has a yellow carbon fiber reinforced resin case and a yellow resin bracelet. The watch has a Solar movement that gets its energy from sunlight, as well as a Bluetooth function that can be used to connect the watch to a smartphone wirelessly and thus access many of the watch's useful features. The stylish Casio G-Shock watch is shockproof and waterproof. The watch has two display lights, world time, timekeeping features and other useful features: Bluetooth Smart Display light Shock resistant Neo-coating that glows in the dark after even a small exposure to light World Time (29 time zones) Timekeeping (1/100 s accuracy, up to 24 h) Timer (1/1 s, up to 24 h 5 alarms Phone finder Multilanguage Flight log memory Button sounds on/off Hands moving function Automatic calendar (day, weekday and month) 12/24 hour display Mineral glass Case material: carbon fiber reinforced resin Strap material: stainless steel Waterproof: 200m Case Size: 48.6mm x 45.5mm x 11.9mm Weight: 52 g Movement: solar 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