For sale: G-SHOCK GA-B2100. This is a popular and easy-to-use G-SHOCK. It links to your smartphone via Bluetooth through an app. Condition: It has a D-buckle and does not include the original band keepers. There are some scratches, but no chips, drop marks, or damage to the crystal. Contents: - Watch body This is a G-SHOCK that you can use with ease. Please consider purchasing.