in the back side it says shock resist below the G symbol and other letterings are antimagnetic shock absorbing structure,casio st.steel back japan mov't y cased in thailand water resist 20bar
As mentioned before I have never seen this one and I suspect its a fake ......if you can provide some better photos ( front / back ... ) some fellas might chime in ..
see that WEBK and horse symbol,i found out that WEBK refers to wellesley bancorp present in america ,does it ring any bells to somebody, how casio g shock is related to WEBK