Casio G-Shock - GMCB2100 Chronograph - Black Dial Marine Star Fueled by a self-winding GMT

Fueled by a self-winding GMT movement featuring 24-jewels and a remarkable 42-hour power reserve

Case Color: Charcoal

Water Resistance: 200 Meters

If the watch is not worn it will stop running in about 38 hours

Casio G-Shock - GMCB2100 Chronograph - Black Dial Marine Star Fueled by a self-winding GMTIntroducing the full metal chronograph addition to the continually evolving 2100 line of timepieces which inherit the legacy of the first ever G SHOCK, the DW5000C. We take it way back with the octagonal bezel and dimpled band design of the original from 1983, but all done in metal with stainless steel case, bezel, and band. Buffering components made of fine resin are installed between the bezel and the case for a shock resistant structure with a full