Working Casio G-SHOCK GST-B100 Wrist size: Approximately 19cm With box, no extra links Has scratches and dirt from use This G-STEEL features a solid case and urethane band with an analog chronograph display, designed with a motif of heavy jet engine blades. The disc hand at the 9 o'clock position uses a dual-coil motor to pursue the movement and functional beauty of the hands. In addition to the rotation expression of the alarm On/Off function and stopwatch, it also serves as a battery indicator. The "Layer Guard Structure" and the miniaturization and thinning of the module through high-density mounting technology have improved the wearing comfort and quality as a watch. Furthermore, it is equipped with a Bluetooth® communication function that allows you to obtain accurate time via a smartphone. It enables stable operation with Tough Solar, and also has practical functions such as a high-brightness LED light and dual dial world time. A multi-functional digital wristwatch from G-SHOCK G-STEEL equipped with a Tough Solar function, with a stylish black design. - Brand: G-SHOCK - Model: G-SHOCK CASIO - Color: Black - Material: Stainless steel - Functions: Shock resistance Thank you for viewing.