The CASIO GST-B400D-1ADR is a men's watch from the G-SHOCK collection, weighing 160 grams with a diameter of 49.6 mm. It features a water resistance of up to 200 meters and is shock resistant. This watch includes world time for 38 cities, dual LED lighting, a stopwatch accurate to 1/100 of a second, an alarm, a countdown timer, and an automatic calendar until the year 2099. It operates on a solar-powered battery and includes Bluetooth connectivity for wireless linking.
