Casio gshock gw9400 all released g according to G-central. Gw9400 modern rangeman watch probably shows frogman plus alldigital gshock. Debuted since became popular popular range of master models.
The 15 casio gshock for 2018 gcentral g as stated in G-central. List gcentral best gshock 2018. Criteria include features, value, popularity.
Gshock according to Wikipedia. The gshock line is made in casio, resistant to mechanical shocks. They mainly have sports activities, outdoor activities, an analog digital timer, a timer, a resistance to electroluminescent water.