Casio Pro Trek Quad Sensor Analog Digital PRT-B50-1E Black Dial 50.8mm Resin Strap Men's Watch

The Casio PRT-B50-1E is a high-tech powerhouse from the legendary "Pro Trek" line, widely celebrated for its robust "Quad Sensor" capabilities and advanced Smartphone Link functionality. This outdoor-ready timepiece features a substantial 50.8mm Resin Case, designed specifically for maximum durability and tactile operation in harsh environments. Despite its rugged dimensions, the use of lightweight resin ensures it remains incredibly comfortable on the wrist during long treks or climbing expeditions, while the wide 3D rotating bezel provides functional grip and classic adventurer styling. The dial is a high-contrast Black Analog Digital Display that expertly balances traditional hands with comprehensive digital readouts. The oversized Arabic numerals and bold hands are treated with Neobrite for immediate readability, while the dual LED light system (Super Illuminator) ensures total visibility in the dark. The true magic lies within its Quad Sensor technology, which equips the wearer with a digital compass, altimeter/barometer, thermometer, and a built-in accelerometer for step counting. At its heart, this timepiece is driven by an advanced Casio Quartz Movement that unlocks its full potential through Bluetooth Smartphone Link. By pairing with the Pro Trek Connected app, the watch automatically adjusts the time globally, records route logs, calculates calories burned, and features a location indicator to guide you back to a saved waypoint. Secured by an extremely durable and flexible black Resin Strap, and offering 100-meter water resistance, the PRT-B50-1E is an indispensable navigation tool for the modern outdoor enthusiast.