![Casio watch. Had it for ~20yrs. It died today but I just replaced the battery and it's back again! I had only changed batteries twice: 10 yrs ago and today. Truly BIFL Casio watch. Had it for ~20yrs. It died today but I just replaced the battery and it's back again! I had only changed batteries twice: 10 yrs ago and today. Truly BIFL](https://preview.redd.it/ol8vffv0muz71.jpg?width=640&crop=smart&auto=webp&s=4b047cb19d04d9460dce65e1adfb2a775dac3a46)
Casio watch. Had it for ~20yrs. It died today but I just replaced the battery and it's back again! I had only changed batteries twice: 10 yrs ago and today. Truly BIFL
![Casio watch. Had it for ~20yrs. It died today but I just replaced the battery and it's back again! I had only changed batteries twice: 10 yrs ago and today. Truly BIFL Casio watch. Had it for ~20yrs. It died today but I just replaced the battery and it's back again! I had only changed batteries twice: 10 yrs ago and today. Truly BIFL](https://i.redd.it/df7p5fv0muz71.jpg)
Casio watch. Had it for ~20yrs. It died today but I just replaced the battery and it's back again! I had only changed batteries twice: 10 yrs ago and today. Truly BIFL
Casio AE-1000W Watch Battery Replacement Tutorial _ SolimBD _ Watch Repair | Casio AE-1000W Watch Battery Replacement Tutorial _ SolimBD _ Watch Repair | By SolimBD | Facebook
![My brother's watch lasted a decade on the original battery, and these batteries are tiny, so I'm just wondering.... how long with a big enough battery could one last? : r/casio My brother's watch lasted a decade on the original battery, and these batteries are tiny, so I'm just wondering.... how long with a big enough battery could one last? : r/casio](https://preview.redd.it/zzadwac6xie61.jpg?auto=webp&s=f4ef2833263cf1ae5b309009d5a52cad874a1a2a)