Whatever you're doing, wherever you are, this g-shock mudman watch has your back. 52. 7mm bio-based black resin case with mineral crystal and carbon core guard structure three-tier digital display with yellow and red accents and led light triple-sensor capability paired with a robust mud-resist construction features include world time, countdown timer, stopwatch, daily alarms, and full auto-calendar tough solar recharges the battery neon yellow bio-based resin strap; buckle clasp shock resistant; water resistant to 200 meters