Vintage Casio DB-500 Telememo 50 Databank Digital Watch! | #465288836
RARE VINTAGE CASIO Digital Watch DB-500 DATABANK 262 TELEMEMO NOS CASE 80s RETRO $99.00 - PicClick
Casio] found this DB 500 in my grandfather's collection. Need more information about this, is it worth anything? Should I replace the battery? : r/Watches