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
Men's Casio World Time Telememo 30 Watch AEQ110BW-9AV
Casio Telememo 30 AW-81 Men Digital Wrist Watch Ana/Digi 3 Alarm 2747 World Time | eBay