Casio Watch Line: G-Shock
Battery type: CTL920
Battery price: 15$ [Free International Shipping]
Original Battery for: G-Shock GST-S100 Watch
Compatiable with models: GW-3000, GW-3500, GW-4000, GW-A1000, AWG-M100, GAS-100, GAW-100, GST-S300, GST-S310, GST-S120, GST-S130, GST-B100, GST-S110, GST-S100