G SHOCK-G-STEEL GST-B400 Series GSTB400-1A auto watch Lighter supplied empty of gas

Lighter supplied empty of gas

The dial is also polished black ceramic and features laser-engraved waves and a date window at 6 o’clock

150 to 205 mm

approved by

The DEFY Extreme watch comes with a steel bracelet as well as a black rubber strap and a Velcro strap

G SHOCK-G-STEEL GST-B400 Series GSTB400-1A auto watch Lighter supplied empty of gasCase and bezel material Resin Stainless steel Band Resin Band Construction Shock Resistant Carbon Core Guard structure Water resistance 200 meter water resistance Power supply and battery life Tough Solar (Solar powered) Smartphone Link App Connectivity Features Smartphone Link feature Mobile link (Wireless linking using Bluetooth) Apps CASIO WATCHES App connectivity feature Auto time adjustment Easy watch setting Approximately 300 world time cities