Product Details item no. 373430149
G-Shock GBD100-1 Watch. These watches can link with the GPS of a smartphone for quicker calibration of distance measurements, enabling more accurate running distance measurements, even during use without a phone connection. Shock Resistant. Bluetooth Connectivity. 200M Water Resistant. Case/bezel material: Resin / Aluminum. Resin Band. Mineral Glass. LED backlight (Super illuminator). Approx. battery life: 2 years on CR2032. Size of case : 58.2 × 49.3 × 17mm. Imported.