Introducing the Casio ProTrek Analog Digital Black Bio-Based Resin Grey Dial Tough Solar PRW-6900Y-1 Watch, a pinnacle of horological craftsmanship and technology. This exceptional timepiece combines robust durability with cutting-edge features, designed for the modern adventurer who values both style and functionality.

With its black bio-based resin case and a striking grey dial, this watch is built to withstand the rigours of outdoor exploration while ensuring you remain effortlessly stylish. The Tough Solar mechanism guarantees reliable power, enabling you to monitor your environment with ease.

Key features of the Casio ProTrek PRW-6900Y-1 include:
- Analog and digital display for versatile functionality
- World time, altimeter, barometer, and thermometer for comprehensive environmental monitoring
- Digital compass to guide you through uncharted territories
- Neobrite technology ensuring luminous hands and markers for visibility in low light
- Up to 100M water resistance, making it suitable for swimming and snorkeling
- Five daily alarms and a 1/100 second stopwatch for your scheduling needs

Operating this remarkable watch is seamless:
- To access outdoor functions, use the dedicated buttons on the side, ensuring a swift change between modes.
- Set your alarms and timers directly from the intuitive interface, allowing you to keep track of your adventures effortlessly.
- Use the auto-calendaring feature to always stay on top of dates, months, and days.

Specifications:
- Case Diameter: 44.80 mm
- Case Thickness: 14.70 mm
- Water Resistance: 100M
- Mechanism: Tough Solar

The Casio ProTrek Analog Digital Black Bio-Based Resin Grey Dial Tough Solar PRW-6900Y-1 Watch is not just a timepiece; it's an essential tool for the intrepid explorer, offering unmatched reliability and sophistication in every moment.