Casio G-Shock PRG330-1 Pro-Trek Mother Nature Watches By Brand Automatic adjustment of time settings

Automatic adjustment of time settings based on reception of one of six time calibration signals around the globe enables automatic time adjustment when you are within the range of a signal

and you'll stay on your game

100 meters / 330 feet / 10 ATM

night reading capability

Constant glow for up to 25 years in any light condition

Casio G-Shock PRG330-1 Pro-Trek Mother Nature Watches By Brand Automatic adjustment of time settingsStay one step ahead of Mother Nature with the Solar Powered PRG300, incorporating Casio's new Triple Sensor Version 3 engine. Advanced CASIO original technology has allowed for a 95% smaller direction sensor and 90% reduction in sensor power consumption compared to previous models. Despite their smaller size, the new sensors in this model delivers better accuracy and energy efficiency. This model can measure Altitude in 1m increments (previously 5m)