This is the first time the G-STEEL connected lineup offers a model with a carbon bezel that is the product of state-of-the-art materials and innovative technology. The bezel of this model has a highly fashionable design, and is made of lightweight yet very rigid carbon material - outstanding shock resistance characteristics. Highly scratch resistance, clear sapphire glass is used for the crystal to enhance readability and appearance. This watch is equipped with Bluetooth® that lets it connect with a smartphone via the G-SHOCK Connected app, and receive time information from an internet time server. The functions include Tough Solar in combination with CASIO original power saving technology for a stable supply of power, high brightness LED light illumination, and dual dial World Time.