(TrendHunter.com) The Casio PRO TREK PRG-340B-3 timepiece is an adventure-ready accessory engineered to help maximize wearer capabilities without losing sight of rugged style. The watch boasts a durable construction…(TrendHunter.com) The Casio PRO TREK PRG-340B-3 timepiece is an adventure-ready accessory engineered to help maximize wearer capabilities without losing sight of rugged style. The watch boasts a durable construction…