Rare Vintage Seiko Quartz LC 0664-5000 Men’s LCD Digital Sports Watch JDM 1970s

Up for sale is a rare vintage Seiko Quartz LC men’s LCD digital sports watch, reference 0664-5000, produced for the Japan Domestic Market (JDM) in the 1970s. This early Seiko digital model represents the formative era of LCD technology and features classic minimalist styling that defined Seiko’s first-generation quartz digitals. The watch is being sold for parts or repair. A battery was inserted, but the watch is not currently functioning and was not tested beyond that point. The exact issue is unknown, and it is not known whether the watch can be repaired or restored. Please assume it will require service or may be suitable for parts use only. All parts of the watch are original, including the stainless steel case, case back, bracelet, clasp, and internal components. The watch shows signs of use and age, consistent with a vintage piece from this era. Photos best describe its physical condition and originality. Key Details • Brand: Seiko • Model: Quartz LC • Reference: 0664-5000 • Movement: Digital quartz • Market: Japan Domestic Market (JDM) • Era: 1970s • Condition: Not working; sold for parts or repair • Originality: All parts original • Bracelet: Original Seiko stainless steel bracelet • Case: Stainless steel An uncommon and early Seiko digital watch, ideal for collectors, restorers, or those seeking original period-correct Seiko components. Ships carefully. Feel free to message me with any questions.