The Casio G-Shock is a classically styled sport watch that offers exceptional accuracy and functionality. Powered by natural and artificial light, this watch is radio controlled for accurate timekeeping. Shock resistant and water resistant up to 200 meters, it's a top performer for almost any activity, wet or dry. Model No.: GWM500A-1 Special Features: Chronograph, stopwatch, atomic timekeeping, solar powered, shock resistant, 20ATM water resistance Quick Ship items ship directly from the manufacturer within 3 to 5 business days. Photos are enlarged to show detail.