![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-dhkrcml6nbm91.jpg?width=640&crop=smart&auto=webp&s=d10edb725e45b20dbe4f69fcc0265a380ab733a4)
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
![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/sddefault.jpg)
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 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
![Casio G-Shock Carbon Core Guard Analog Digital Quartz GA-2000S-7A GA2000S-7 200M Men's Watch - Walmart.com Casio G-Shock Carbon Core Guard Analog Digital Quartz GA-2000S-7A GA2000S-7 200M Men's Watch - Walmart.com](https://i5.walmartimages.com/asr/84e66d5c-8eeb-4e10-82eb-2941f22de5ee.fe04c4656d80e8f89e942515ed4720bc.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
Casio G-Shock Carbon Core Guard Analog Digital Quartz GA-2000S-7A GA2000S-7 200M Men's Watch - Walmart.com
![GA-2000 Carbon Core Guard G-Shock tutorial - how to setup & use ALL the functions on the 5590 module - YouTube GA-2000 Carbon Core Guard G-Shock tutorial - how to setup & use ALL the functions on the 5590 module - YouTube](https://i.ytimg.com/vi/VWOJPg4uxzU/sddefault.jpg)