G-Shock Watch Carbon Mudmaster Mens GWG-2000-1A1ER. With the integration of a Carbon Core Guard these are now slimmer, lighter but much stronger than previous series, while the lugs, shock absorbers and internal casing are now integrated with carbon fibers which can be seen within each component creating a texture that is unique to every watch. The GWG-2000 also has a super strong solid steel bezel and crown, built to absorb extreme impacts as well as a built-in Compass, Altimeter, Barometer and Thermometer, perfect for getting you out of trouble in dangerous environments. With unbeatable mud resistance and patented gasket design, nothing can get inside the watch, keeping this versatile piece of equipment working when you need it most.