Rare Vintage Seiko Extra Flat SJ13023 Seikosha 15J Classic Dress Watch JDM 1950s

Up for sale is a rare vintage Seiko Extra Flat SJ13023 Seikosha 15-jewel manual wind dress watch, produced for the Japan Domestic Market (JDM) in the 1950s. Designed with an exceptionally slim profile, the Extra Flat series represents Seiko’s pursuit of elegant, refined dress watches while showcasing the outstanding craftsmanship of Seikosha’s 15-jewel manual wind movement. The watch is in full working condition and is running and holding accurate time over a 24-hour period. It is fitted on an aftermarket stainless steel bracelet. The watch shows signs of use and age with a nice vintage charm. The original textured dial and sub-seconds display complement the ultra-thin case, giving this classic dress watch a timeless and sophisticated appearance. The photos best describe its physical condition and should be reviewed carefully by interested buyers. Key Details: * Brand: Seiko * Model: Seiko Extra Flat SJ13023 * Era: 1950s * Market: Japan Domestic Market (JDM) * Movement: Manual wind * Jewels: 15 * Bracelet: Aftermarket stainless steel bracelet * Condition: Full working condition and running and holding accurate time over a 24-hour period A beautiful and increasingly collectible vintage Seiko Extra Flat, combining elegant 1950s styling, an exceptionally slim case, and Seikosha’s dependable 15-jewel manual wind movement, making it a wonderful addition to any vintage Seiko collection. Ships carefully. Feel free to message me with any questions.