Casio G-Shock G-Steel GSTB200G-2A Blue/Rose Gold Solar Bluetooth WatchThe case is made of fine resin that incorporates carbon fiber for light weight along with rigidity that is superior to that of resin alone. In addition to features that prevent damage and deformation due to impact, G STEEL Series models also boast compact configurations. Even though these models have dynamic wide faces, they are also designed to provide a comfortable fit on the wrist. The light on dark LCD contributes to both functionality and face