My third and current altimeter watch is Casio Protrek PRW-1000, which boasts of the usual “Triple Sensor”, acting as barometer
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Casio Pro Trek watch is tough and feature-packed
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Gear Review: Casio Protrek PRW-1000 altimeter watch – Pinoy Mountaineer
The PROTREK Octagon PRW-6900Y-1ER men's watch was created for active men in need of a watch for special tasks. The model bases its operation on a solar mechanism, has a black plastic envelope and a black rubber strap.
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