Casio Men's G-SHOCK 20 Bar Waterproof CARBON CORE GUARD GA-2200 GA-2200M-1AJF WatchProduct Highlights Introducing the GA 2200, a tough watch from G SHOCK that continues to evolve in pursuit of ultimate strength with its "Carbon Core Guard Structure" for impact resistance. The case material utilizes carbon fiber reinforced resin, surpassing the concept of traditional lightweight resin with exceptional rigidity. This design protects the internal modules from damage and deformation caused by impacts. By enhancing the impact resistance