From the pro trek prg-600/650 series of triple Sensor watches that keep you in touch with the constantly changing natural world around you come models. The case, band, and other major parts are done in uniform black, while the navy blue. Function-wise this model incorporate triple Sensor version 3 for better measurement accuracy and shorter measurement intervals. Other features include a barometric pressure alarm that alerts the wearer to sudden noteworthy rises or falls in barometric pressure, double led lighting with separate illumination for the face and LCD, and more. This new models add a variety of new design enhancements, without sacrificing any Pro trek functionality. The prg-600yb model feature ion-plated bezels and comes with a band done in Green. Everything about this model is designed and engineered to create functions and designs for outdoor activities.
​Casio
With the launch of its first watch in November 1974, Casio entered the wristwatch market at a time when the watch industry had just discovered digital technology. As a company with cutting-edge electronic technology developed for pocket calculators, Casio entered this field confident that it could develop timepieces that would lead the market.
Today, Casio is focusing its efforts on solar-powered radio-controlled watches: the built-in solar battery eliminates the nuisance of replacing batteries, atomic timekeeping means the users never have to reset the time. Recently, Casio launched a series of Bluetooth watches that sync to the users cell phone to automatically update the time. Casio is always moving time forward.

From the Triple Sensor Version 3 PRO TREK lineup come new designs that are suitable for both outdoor and daily wear. This model feature big Arabic numeral hour markers along with bold stainless steel bezels. This high-contrast simple designs make it perfect for daily use in addition to outdoor wear. An STN LCD enhances readability. Dura-soft band and movable lug components add to a better fit and more comfort. Other features include Triple Sensor (bearing, altitude/barometric pressure, temperature), one-touch measurement button, Tough Solar, and more. This model pack highly fashionable designs with plenty of high-performance features.