Casio G-Shock GBD-H1000 review (1A7ER): Stellar battery life
Amazon.co.jp: CASIO G Shock Baby G No Battery Replacement Required! Radio Solar Multi Band 6 Black White GW-B5600HR-1JFBGD-5000-7DJF Watch : Clothing, Shoes & Jewelry
Casio G-Shock GSW-H1000 review: bad timing - The Verge
Replacing battery on Casio Gshock GA100 (5081) and this spring came out. Where does it go? : r/watchrepair