I tried to take out the battery of my dw6900 but I can't seem to open the battery cover. It looks like the metal part is bent around the plastic notch and
Vintage Casio G-Shock DW-6900 Module 1289 New Battery! New NATO strap! Working! | WatchCharts
G Shock 1289 Battery Replacement Online - benim.k12.tr 1689590337
G-Shock GWM5610-1 Versus GW6900-1: What's the difference? (Also DW5600E-1V versus DW6900-1)