Introducing Casio's lineup of heavy-duty models that are great for wearing in tough environments and as well as fashion statements in their own right. The Casio GA-900-4AER model is supplied with with a red case and band.

The industrial design of this models is created by a 10-sided bezel that resembles the shape of a nut. The bezel is secured by four screws for a tough and rugged look. Combination timekeeping is provided by analog hands along with a digital display for the ultimate in operational ease. The design of the hands and the graphic figures that appear in the digital readouts create a powerful face design that enhances readability. The band connection and all buttons have chequered surfaces that prevent slipping and contribute to operational efficiency.