Casio watches go far beyond simply telling you precisely what time it is. Global time zones are featured on several watches, as are thermometer features that keep you up-to-date about how warm or cold it is outside. Dictionary functions have long been included in several Casio watches, as have phone book tools. As digital technology becomes more and more advanced, Casio watches evolve right along with it. In the world of digital watches, you simply can't go wrong with a Casio watch.