How to Replace a G-Shock GA201-1A Battery - iFixit Repair Guide
GA-1000 short battery life. I replace the batteries in it less than a year ago and the battery is already dead. The batteries that came in it lasted just over a year.
Pin auf G-Shock Casio
Casio G-Shock GA-900 Review - brightness and strength with 7 year battery
CASIO G-SHOCK - With a unique dial, 10 sided bezel and 4 visible screws, GA-900 is toughness and streetstyle all compressed in one dial. It also comes with 7 year battery life
This Tech-Packed G-Shock Watch Is Meant to Get the Crap Kicked Out of It