Casio ProTrek PRG-340 Watch: A $280 Trailblazer for Adventure and Sustainability

Casio has been redefining outdoor gear since the 1990s, and the ProTrek PRG-340 Watch is the latest in a long line of rugged tools that deliver both performance and purpose. Designed for adventurers who crave functionality and value sustainability, this timepiece packs an impressive array of features into its 51.7mm case while making strides toward reducing environmental impact.

The standout innovation here lies in the materials. The PRG-340’s resin case and silicone Dura Soft strap are crafted from recycled materials, offering a unique finish that doesn’t just look great—it feels great too. Tough enough for the trails but stylish enough for the streets, this watch is as versatile as the adventures it’s built for.

As for performance, the PRG-340 is packed with all the tools you’d expect from Casio’s legendary ProTrek line. A dual-layer LCD display gives you clear access to an altimeter, barometer, thermometer, and digital compass—everything you need to navigate the great outdoors with confidence. Add 100 meters of water resistance, and this watch is ready for anything from high-altitude hikes to spontaneous swims.

Powering the PRG-340 is Casio’s Tough Solar 3513 module, a powerhouse of light-driven energy efficiency. With a power reserve of approximately 7 months, you’ll never have to worry about running out of juice mid-adventure. And with complications like world time, sunrise/sunset display, a 1/100-second stopwatch, countdown timer, and a full-auto calendar (good until 2099), this watch keeps you on top of your game no matter where you roam.

The PRG-340’s thoughtful design extends to its functionality in low-light conditions. An LED light ensures the dual-layer LCD display remains easy to read when the sun sets or the trail gets dark. And for those who appreciate precision, the module boasts an accuracy of +/- 15 seconds per month, so you’ll always be on time—even if your hiking boots aren’t.

Beyond its technical prowess, the ProTrek PRG-340 embodies a commitment to sustainability and rugged craftsmanship. It’s not just a tool; it’s a partner for explorers who respect the planet as much as they crave adventure. Whether you’re scaling peaks, traversing rivers, or just dreaming of the next big expedition, this watch ensures you’re equipped and ready.

For those who demand durability, functionality, and a touch of eco-consciousness, the Casio ProTrek PRG-340 Watch is a true game-changer—proof that adventure and sustainability can go hand in hand.


Leo Davie