This is the Casio G Shock Carbon Core Guard Black Watch GA2200M 1A. Answer the call to every adventure with this tough watch built with a carbon core guard structure an indispensable tool for your kit of outdoor gear. The three tier construction seamlessly integrates bezel, case back and buttons to slim the case down to a mere 12.4mm. Larger shock resistant side buttons eliminate the need for button guards, for a more compact timepiece. All this, with zero compromise on ease of use in fact, it s even easier. The round bezel with six screw accents projects the rugged toughness demanded on adventures great and small. The inset dial indicator, inspired by an automotive brake disc, is enclosed in a semi circular ring, both of which are treated in a vapor deposition finish for the metallic look of serious outdoor gear.