Casio G-SHOCK GWG-2000-1A5DR MUDMASTER WatchMASTER OF G LAND MUDMASTER GWG 2000 1A5 Take on the toughest terrain with the G SHOCK MUDMASTER, designed to handle the harshest, roughest on land environments. This shock resistant watch is constructed to withstand all the mud and sand your adventures may bring, and it leverages our latest exterior technology to deliver a smaller profile with an even better fit. This compact design is made possible by the forged carbon bezel, carbon core guard case