Official Casio dealer Switzerland. Model line: PRO TREK Gender: Male Movement: 3513 Movement type: Quartz Display: Digital Solar: Yes Glass: Mineral glass Water resistance: 100 Dial color: Gray Case material: Resin Case color: Black Case size: 54.7 Case width: 51.7 Case thickness: 15.1 Bracelet material: Resin Weight (grams): 54 Bracelet color: Black Closure: Pin buckle Battery option: CTL1616 Chrono: Yes TECHNICAL INFORMATION Full-Auto-LED Light, cold-proof (-10 °C), solar operation, duplex LCD, barometer (260 / 1.100 hPa), thermometer (-10°C / +60°C), digital compass, 10.000 m, altitude addition, altimeter data memory, sunrise/sunset display, world time function, stopwatch function - 1/10 sec, timer - 1/1 min - 24 hours, 5 daily alarms, snooze function, push-button on/off, automatic calendar with date, month and day of the week, format 12/24 hours, decorative directional ring, charge indicator 24-month international warranty with warranty card/booklet Packaging: original manufacturer's storage box with instructions for use