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VINTAGE CASIO 80'S MENS MQ-550 DIVER WITH 328 ETA QUARTZ MOVEMENT : r/casio
Brian Roemmele on X: "It was 1982 and the Casio's AT-550 was the first consumer hand recognition device and first consumer touch screen device, built into a calculator watch with an analog
Watch Battery for Casio PRG-550-1A1ER
Casio CASIO CTK-550 ELECTRONIC PIANO KEYBOARD 61 KEYS | Reverb