G-Shock GGB100X-1A3 Master of G Mudmaster Quad Sensor Heavy Duty Carbon Green Laco Chronographs Monte Carlo The see-through case back reveals

The see-through case back reveals the movement in motion

An intricate combination of over 70 exterior components

GDX6900LG 57

the MTGB3000BDE comes with two interchangeable bands: a lighter weight

G-Shock GGB100X-1A3 Master of G Mudmaster Quad Sensor Heavy Duty Carbon Green Laco Chronographs Monte Carlo The see-through case back revealsFor the fearless adventurer and nature lover, a tough and rugged Master of G MUDMASTER featuring bezel and case constructed of heavy duty carbon and environmentally responsible materials. The watches of the G SHOCK Master of G line, developed for professionals working in the harshest environments, come equipped with even tougher functionality. And the MUDMASTER takes this another step further with the ability to handle the roughest rubble and debris