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Rare Vintage Casio Quartz MQ-550 Men’s Classic Sports Watch JDM 1980s Module 328

■ STATUS: SOLD
THIS TIMEPIECE HAS FOUND A NEW HOME
LAST PRICE
$36.00
BRAND:
Casio
UNIT CONDITION:
For parts or not working
► SELLER'S DESCRIPTION
Up for sale is a Rare Vintage Casio Quartz MQ-550 men’s classic sports watch from the 1980s, produced for the Japan Domestic Market (JDM) and powered by module 328. This model features a classic diver-style design with a rotating bezel, bold luminous-style markers, and a day-date display, reflecting the sporty quartz watch styling that was popular during the era. The watch is being sold for parts or repair as it is currently not functioning and completely untested, so it is unknown what the issue is or if the watch can be repaired. The watch has signs of use and age, but the photos best describe its physical condition and should be reviewed carefully. Key Details: • Brand: Casio • Model: MQ-550 • Module: 328 • Era: 1980s (JDM) • Movement: Quartz analog • Features: Day-date display and diver-style rotating bezel • Condition: Not functioning; completely untested; sold for parts or repair A desirable vintage Casio sports watch from the 1980s, offering classic JDM styling and a great restoration candidate for collectors. Ships carefully. Feel free to message me with any questions.

► ARCHIVE FILE: CASIO — BRAND HISTORY

Casio began not with watches but with calculation. Tadao Kashio founded Kashio Seisakujo in Tokyo in 1946, and with his three brothers developed the 14-A in 1957, the world's first compact all-electric relay calculator, incorporating the business as Casio Computer Co. that same year. The move into watchmaking came in November 1974 with the Casiotron, a digital watch whose claim to fame was an automatic calendar that knew how many days each month had, a small feat of logic that announced how an electronics firm would approach timekeeping.

Read the full Casio story — and shop all Casio watches ►

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