Offering the precision of self adjusting atomic timekeeping performance, the Casio Sport Watch #WV200A-2AV receives time calibration radio signals to help ensure the accuracy of the displayed time. Water resistant to 660 feet, this rugged timepiece is great for outdoor adventures, workouts, or traveling. It offers a stopwatch, alarm timer, a large LCD that can show the day of the week in nine different languages, and 48-city world time. There's also an auto calendar pre-programmed until the year 2099, and an hourly time signal to keep your day on-track. This watch is protected by a one-year manufacturer's warranty.