Test: Casio G-Shock GW-M5610-1ER – die Funkuhr Square mit Solarbetrieb | Testbericht & Erfahrungen
Ordered the 5610-1 with the older 3159 module, received the 5610U-1CF with the newer 3495 module. I'm not complaining, and I only paid $90 👍 : r/gshock
G-Shock Module 3159 Watch Movement | Caliber Corner
Casio 3159 Module - GW-5000 series test screen, function explanation, watch set up - YouTube