Vintage Watch Hunter - Super rare 1985 Casio CFX-400 on eBay, no reserve! Dont miss out on Casio's first scientific #calculator. ⌚⌚🔥🔥 #calculatorwatch #casioholic #casiowatches #casiovintage #casiothailand #vintagecasio #casiocalculatorwatch ...
File:Cost of Casio dbc-600 and cfx-400 watches during 1986.png - Wikimedia Commons