G-SHOCK - casio [5611] CARBON CORE... - ZYE One Store Line | Facebook
How To Setting FULL TIME G-SHOCK GA-2100 Modules 5611 | How To Setting FULL TIME G-SHOCK GA-2100 Modules 5611 | By SolimBD | Facebook
Just bought my first g-shock (GM-2100MF). Love the way it looks but concerned it's a fake. The internal module number (during testing mode) shows up as 5590 instead of 5611. Anybody else