Vintage Casio DBC-610 Digital Calculator 50 Data Bank Wrist Watch Mod 676 #4638 | eBay
Casio] People seem to be all over the “casio royale” especially after the hodinkee article; but me, I'm just sitting here with my DBC-610 – The WristWatch
Amazon.com: Casio #DBC610A-1A - Reloj de pulsera para hombre, diseño de banda de acero inoxidable 50 : Ropa, Zapatos y Joyería