History of the Casio Watch

GPS-First Satellite Navigation Watch

June 1999: Release of the SATELLITE NAVI, the world's first GPS watch

The actual product was released in June of the same year under the nickname of SATELLITE NAVI, as the top model of the outdoor watch series, PROTREK. The watch was acclaimed for its advanced feature allowing the wearer to easily determine directions and distances in relation to his or her location or destination, which is especially useful for outdoor activities such as mountain climbing and fishing, where lightweight compact devices are neede