Casio is marking 30 years of its Pro Trek line with two special edition watches, the PRW-61ANS-3 and PRG-340ANS-3. Both models celebrate the brand’s “One with Nature” theme while combining outdoor ...

Casio's Pro Trek multi-function sports watch line has gone a bit greener with the introduction of the PRW-61, which features a case, case back, and strap made out of biomass plastics derived from ...

Casio has announced the PRO TREK PRW-61Y series, the latest in its venerable PRO TREK series. What sets this model apart from previous PRO TREK models, and indeed any previous Casio watch, is its use ...

When I think of tough Casio watches, I think G-Shock. But, to quote the great philosopher Yoda, “There is another.” Pro Trek is basically Casio’s G-Shock-lite line. Pro Trek watches, like G-Shocks, ...

There’s a lot going on here, but spend a few hours with the manual and your investment will be returned. Not only does the ProTrek power itself from the sun and use atomic clocks to stay ultraprecise; ...