Get This Heavy-Duty Outdoor Watch for $83 off

With built-in altimeter, barometer, compass and other features, Casio Pro Trek watches are meant for serious outdoor use.

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G-Shocks are rugged, sure, but Casio’s Pro Trek collection is specifically meant for the outdoors. This particular solar-charging Pro Trek PRW-3510Y-8CR features the brand’s digital tech, including altimeter, barometer and compass sensors — truly useful for outdoor pursuits. Meant to withstand the rigors of such activities, its chunky case is 55mm but wears light on the wrist. Right now, it’s available for 26 percent off for a final price of just $237.