I have a Casio Telememo 30 from 2004. Never opened or serviced and the battery was never changed. I got it from my grandmother for my graduation and I never took it
Casio AW80D-1AV, Telememo 30 Watch, 10 Year Battery, 3 Alarms, World Time | eBay
User manual Casio AEQ-110W-1BVEF (English - 5 pages)
User manual Casio AEQ-110W-1BVEF (English - 5 pages)