![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)
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
![G-SHOCK GA-2100THS-1ADR (Module 5611) CasiOak Carbon Core Guard Throwback 1990's Analog Digital Purple G-SHOCK GA-2100THS-1ADR (Module 5611) CasiOak Carbon Core Guard Throwback 1990's Analog Digital Purple](http://www.citymoments.com/cdn/shop/products/g-shock-ga-2100ths-1adr-module-5611-casioak-carbon-core-guard-throwback-1990s-analog-digital-purple-watch-20-bar-378.jpg?v=1648580946)
G-SHOCK GA-2100THS-1ADR (Module 5611) CasiOak Carbon Core Guard Throwback 1990's Analog Digital Purple
![CASIO INFERNO IFL Casioak G-Shock GA-2100-1A1ER 5611 fuoco raro nero triplo EUR 1.280,73 - PicClick IT CASIO INFERNO IFL Casioak G-Shock GA-2100-1A1ER 5611 fuoco raro nero triplo EUR 1.280,73 - PicClick IT](https://www.picclickimg.com/0RUAAOSwezlhg7Z9/Casio-Inferno-IFL-Casioak-G-Shock-GA-2100-1A1ER-5611-fuoco.webp)
CASIO INFERNO IFL Casioak G-Shock GA-2100-1A1ER 5611 fuoco raro nero triplo EUR 1.280,73 - PicClick IT
![GA-2100 G-Shock - 5611 module - DETAILED tutorial on how to set up and use ALL the functions - YouTube GA-2100 G-Shock - 5611 module - DETAILED tutorial on how to set up and use ALL the functions - YouTube](https://i.ytimg.com/vi/b0onnuFe5Pc/sddefault.jpg)