G-Shock GSTB400D-1A G-STEEL Slim Carbon Core Guard Tough Solar Masterpiece Twin Sensor capabilities provide instant

Twin Sensor capabilities provide instant access to direction and temperature information when needed under tough conditions

and no mechanical watch can retain its accuracy in these conditions

Strap: Gray

24 hour hand

The dial is a refreshing burst of orange with black accents

G-Shock GSTB400D-1A G-STEEL Slim Carbon Core Guard Tough Solar Masterpiece Twin Sensor capabilities provide instantIntroducing a new lineup of slim G STEEL GSTB400 models with new, improved designs made possible by a thin module and carbon core guard structure. The standard model in this lineup, the GSTB400 1A sports a silver color face and resin band. The GSTB400 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 been significantly reduced. In