CASIO PRO TREK - PRG-240-1JF that combines practicality with a casual style. Accurate information from directional, barometric pressure / altitude and temperature measurement functions keep you at the top of your game
Solar-powered Pro Trek PRG-340 improves on the PRG-240 - G-Central G-Shock Fan Site
Casio Men's Pro Trek Solar Powered Triple Sensor watch - PRG240-3 - Walmart.com
Original Casio PRO TREK watch band >> PRG-240 >> Watchstraponline.com
Amazon.com: Casio Pro Trek Bio Mass Tough Solar Triple Sensor w/Thermometer Altimeter Barometer Compass World Time Men's Watch PRG340-3 : Clothing, Shoes & Jewelry