How to set Time on Casio G-SHOCK GA-2000 (5590) Carbon Core Guard Time adjustment | How to set Time on Casio G-SHOCK GA-2000 (5590) Carbon Core Guard Time adjustment | By Watch
![Men's Casio G-Shock Classic Slate Blue Resin Strap Watch with Blue Camouflage Dial (Model: GA2000SU-2A) | Zales Men's Casio G-Shock Classic Slate Blue Resin Strap Watch with Blue Camouflage Dial (Model: GA2000SU-2A) | Zales](https://www.zales.com/productimages/processed/V-20343666_2_800.jpg?pristine=true)
Men's Casio G-Shock Classic Slate Blue Resin Strap Watch with Blue Camouflage Dial (Model: GA2000SU-2A) | Zales
![GA-2000 G-SHOCK 5590 Set Time, Date, Home City,12/24H , Key operation tone, DST, Light duration Demo - YouTube GA-2000 G-SHOCK 5590 Set Time, Date, Home City,12/24H , Key operation tone, DST, Light duration Demo - YouTube](https://i.ytimg.com/vi/q8mGCtWQKPw/maxresdefault.jpg)
GA-2000 G-SHOCK 5590 Set Time, Date, Home City,12/24H , Key operation tone, DST, Light duration Demo - YouTube
![Just bought my first g-shock (GM-2100MF). Love the way it looks but concerned it's a fake. The internal module number (during testing mode) shows up as 5590 instead of 5611. Anybody else Just bought my first g-shock (GM-2100MF). Love the way it looks but concerned it's a fake. The internal module number (during testing mode) shows up as 5590 instead of 5611. Anybody else](https://preview.redd.it/just-bought-my-first-g-shock-gm-2100mf-love-the-way-it-v0-vk36oml6nbm91.jpg?width=640&crop=smart&auto=webp&s=0201263e7401f299a2e30f2a49fdcca01b103071)