Featuring the new carbon core guard case with a dust and mud resistant structure, this Casio Mudmaster Carbon Core Guard Men\'s Watch has been designed for use in the most extreme conditions. At A Glance  Presented on an orange resin strap with buckle fastening 55.4mm case size with 200m water resistance Black dial with luminous coated watch hands Numbered hour markers and indexes with day and date display Powered by quartz movement Bluetooth connectivity Compass and thermometer features Shock resistant