Casio G-Shock GA-100-1A1DR Sports Water-Resistant Watch

Casio GA-100-1A1DR. Functions: world time, 1/100-second stopwatch, hourly flash, LED white light, auto calendar, 12/24-hour format. Case: resin/bio-based resin. Strap: bio-based resin strap. Water resistance: 200 m. Movement: battery SR621SW, approx. 2 years.