History of Casio DBC, DBX, and DBM Data Bank Calculator Watches | WatchUSeek Watch Forums
Jual Casio DBC 1500 Original - Calculator Watch - Jakarta Barat - rockinstuff | Tokopedia
Men Vintage DIGITAL Calculator-Watch CASIO "DataBank 150" (1477) DBC-1500. Alarm 79767150013 | eBay
File:Casio databank.jpg - Wikimedia Commons
CASIO DBC-1500 Data Bank Digital Calculator Wrist Watch Vintage TESTED Used JPN | eBay
Qoo10 - CASIO DBC-1500 : Watch & Jewelry
DBC-1500] A 90s calculator watch. Never used. Seems to have a metal case. Heavy thick metal band. None of the buttons work. Will crack open again to see what I did wrong