GA-150, 10 years old, never changed the battery. Simple and reliable. My gym watch. : r/gshock
Shieranlee Ersatz-Uhrenarmband aus Canvas für Casio Men Women G-Shock GA -110/100/120/150/200/300/400 GD-100/110/120 G-8900 DW-5600 GW-M5610 DW-6900 G-5600 GW-6900 DW-9052 GLS-8900 : Amazon.de: Fashion
Shieranlee Ersatz-Nylon-Uhrenarmband für Casio Men Women G-Shock GA -110/100/120/150/200/300/400 GD-100/110/120 G-8900 DW-5600 GW-M5610 DW-6900 G-5600 GW-6900 DW-9052 GLS-8900: Amazon.de: Fashion