PRG270-1,Casio watch PROTREK PRG-270-1JF Men from japan New,Casio Pro Trek (PRG-270): Let's look at the back light!,Casio Pro Trek Triple Sensor Watch Review (PRG-270-1) & comparison with Pathfinder - Perth WAtch #32 - YouTube,Amazon.com: Casio Men's Pro Trek PRG-270-1 Tough Solar Triple Sensor Multifunction Digital Sport Watch : Clothing, Shoes & Jewelry