Got this GShock GW-M5600 since 2008. Battery went to low only once after I started getting into Seikos. It's my time reference when I set my automatic watches :) : r/BuyItForLife
Casio G-Shock GW-M5600 Solar/MultiBand Square SOLD | WatchUSeek Watch Forums
Casio Watch Band G-5600 A-7,DW-6900,GW-6900,GW-M5600,DW-5600 FS.white – WristWatcher
Unisex TOUGH SOLAR DIGITAL Watch CASIO "G-Shock" (3063) GW-M5600. Alarm.Chrono | eBay