Casio G-Shock G-Steel Men's Watch GST-B400AD-1A4 Analog-Digital G-STEEL GST-B400 Series Carbon Core Guard Structure Tough Solar (Solar powered) Couple Women's Standard on a mountain

on a mountain

This lineups base model is the original square DW-5600

3 pointers: hour

Hourly reminder

Carbon Core Guard structure

Casio G-Shock G-Steel Men's Watch GST-B400AD-1A4 Analog-Digital G-STEEL GST-B400 Series Carbon Core Guard Structure Tough Solar (Solar powered) Couple Women's Standard on a mountainFeatures Introducing new color variations to the lineup of slim G STEEL GST B400 models with new, improved designs made possible by a thin module and carbon core guard structure. There is a standard model in this lineup, the GST B400 with silver color face and resin band. The GST B400 is made possible by even further miniaturization of its parts and thinning of its modules without sacrificing any Bluetooth or solar function. Power consumption has also