[Historical and Collectible Value] The "Seiko 5 (Ref. 7009-3170)" is a classic automatic wristwatch powered by Seiko's highly reliable "Caliber 7009" automatic movement. The 7009 movement is renowned among vintage Seiko enthusiasts for its simple, robust, and reliable construction. In addition to its automatic winding capability, it features a practical day-date display, embodying the "functionality for daily use" that the Seiko 5 series has long pursued. Manufactured during the vintage Seiko 5 era, this model (Ref. 7009-3170) combines the brand's hallmarks: practicality, understated style, and robust mechanical construction. Its traditional proportions and classic design make it appealing both as a vintage watch for everyday wear and as a collector's piece that tells the story of Seiko's long history of automatic watchmaking. This specific unit features a bilingual (English/Spanish) day display, making it particularly interesting for collectors of vintage or discontinued models. [Brand] Seiko [Model] Seiko 5 [Model Number] 7009-3170 [Movement] Automatic [Day/Date Display] Bilingual display: English/Spanish [Case Size] Approx. 37mm (excluding crown) [Bracelet Material] Stainless steel [Wrist Size] Currently adjusted to approx. 18cm. Adjustable within the range of approx. 16.8cm to 18cm via clasp micro-adjustment holes or by removing links. No spare links included. [Condition] Case: Shows fine scuffs and minor scratches, but no major damage (please refer to photos). Bezel: Shows fine scuffs and minor scratches, but no major damage (please refer to photos). Dial: Shows signs of soiling (please refer to the photos). Crystal (glass): No noticeable damage (please refer to the photos). Bracelet: Shows fine scuffs and minor scratches, but no significant damage or soiling (please refer to the photos). [Crown Operation] Date adjustment: Pull the crown out to the first position. Time adjustment: Pull the crown out to the second position. Day adjustment: Press the crown. [Functions] The automatic winding mechanism is functioning correctly. [Country of Manufacture] Japan [Included Items] Watch only. Does not include the original box, warranty card, instruction manual, extra links, or other accessories. [Additional Information] This is a pre-owned vintage watch. The photos show the actual item being sold. Please carefully examine the photos to assess its condition. [Shipping] Carefully packed and shipped from Japan. We use trackable international shipping services (ePacket, EMS, DHL, etc.). Tracking and insurance are included where available. Shipping to Europe typically takes 7–21 business days. Delivery times may vary depending on postal conditions, customs procedures, and the destination country.