Casio GA-2200M-1AER G Shock Carbon Core Guard Black and Turquoise Men's WatchCore Features of the Casio G Shock: G Shock watches are water resistant to at least 10 bars or 100 meters. The hands and the indices of the models are luminescent with a Neobrite coating. Incredibly durable, the watch is shock resistant, vibration resistant and centrifugal force resistant. Model Specifications: GA 2200M 1AER The 50. 8 mm case of the watch is made of black resin. A black resin strap secures the watch. The complicated dial gives the