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Amazon.com: Casio Protrek Tough Solar Powered Environmentally Friendly Biomass Outdoor Sports Watch with Altimeter, Barometer, Compass, and Thermometer (Casio Style PRW-61-1). : Clothing, Shoes & Jewelry
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The ABCs (Altimeter, Barometer, Compass) of Casio Produce a Truly Useful and Stylish Pro Trek Watch! | GearDiary
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