Casio 31QS-12 Men’s Vintage Digital Sports Watch JDM 1970s

Up for sale is a rare vintage Casio 31QS-12 men’s digital calendar stopwatch sports watch, produced in the late 1970s for the Japan Domestic Market (JDM). This early Casio digital model represents one of the brand’s classic designs from its pioneering quartz era, combining reliability, simplicity, and functional style. The watch is in full working condition, and all features and functions operate properly, including the time, calendar, stopwatch, and light. All parts of the watch are original, including the stainless steel case, case back, bracelet, and Casio-signed clasp. The watch shows signs of use and age, consistent with its vintage nature, but the photos best describe its physical condition. Key Details: • Model: Casio 31QS-12 • Era: Late 1970s • Market: Japan Domestic Market (JDM) • Display: Digital Quartz with Calendar and Stopwatch • Movement: Quartz • Features: Time, calendar, stopwatch, light • Condition: Full working order • Originality: All parts original • Bracelet: Original Casio stainless steel bracelet with signed clasp • Case Material: Stainless steel A beautifully preserved and fully functional early digital Casio—an excellent piece for collectors and vintage watch enthusiasts alike. Ships carefully. Feel free to message me with any questions.