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) MEN'S FASHION 9) Mach indicator (speed exceeding

9) Mach indicator (speed exceeding 1225 units/hour)

CASIO classic dual display model

• Day and date display

When fully charged

Battery life: about 10 years (using CR2025)

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) MEN'S FASHION 9) Mach indicator (speed exceedingFeatures 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