CASIO DBC-610: Un Data Bank Calculadora que te saca una sonrisa (Review 60) | Relojes Especiales, EL foro de relojes
CASIO CD-40 | artebrachetti.it
Eyad Abu Awad on Twitter: "Casio Databank CD-40 was released in 1984. It was the first real smart watch. @Casio_USA #Casio #Smartwatch https://t.co/7668YG11JI" / Twitter