Casio Pro Trek PRW-3500 Watches For 2015 Hands-On | aBlogtoWatch
Casio PRW3500-1 Reviews - Trailspace
FS: Casio Pro Trek PRW-3500 | WatchUSeek Watch Forums
Casio Pro Trek prw-3500. I climb and trim trees for a living, so I needed a tough, dependable solar watch that could tell me the temperature and altitude. Worth every penny, and