Crafted of stainless steel with a mineral-crystal face, the Casio G-Shock Stainless Steel Bracelet Watch is rugged enough for the serious adventurer, yet sleek enough to complement your contemporary style. Multi-Band Atomic Timekeeping receives time calibration radio signals that ensure the displayed times remain accurate to 15 seconds per month, while also providing you with a total of 31 world time zone options, four daily alarms (snooze function included), a countdown timer, accurate 1/100 second stopwatch and easy-to-operate, button operation. The bright EL Backlight with Afterglow ensures the face remains visible, even in poor lighting conditions. Other handy features include a calendar, 12- and 24-hour formats, a battery-power indicator, convenient power-saving function and a rechargable solar battery (included). The solar battery power lasts approximately nine months on a full charge. Shock-resistant. Water-resistant to 200 meters. Case dia: 56.8mm. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Digital Watches.