Seiko 5 Automatic – Ref. 6309-5820 – Japan – Rectangular Case – Vintage (21 Jewels) Dear buyer, the bracelet is aftermarket, while all other components — dial, hands, case, and caseback — are original Seiko parts. The servicing was performed by an independent, non-certified watchmaker. This listing features the vintage Seiko 5 Ref. 6309-5820, known for its distinctive rectangular/TV-style case design. The watch is powered by the dependable Seiko 6309A automatic movement (21 jewels), operating correctly with a functional day-date complication. The dial is original and shows natural patina consistent with age, while all print details and indices remain intact. The case retains its sharp 1970s Seiko aesthetic and presents a strong vintage wrist presence. The watch comes fitted with an aftermarket stainless-steel mesh bracelet. A leather strap will also be included as a complimentary gift. A well-preserved and characterful vintage Seiko, ideal for collectors and enthusiasts. Specifications • Brand: Seiko • Model: Seiko 5 Automatic • Reference: 6309-5820 • Movement: Seiko 6309A – Automatic – 21 Jewels • Dial: Original with natural patina • Case: Stainless steel • Case Shape: Rectangular / TV-style • Origin: Japan • Functions: Day + Date • Bracelet / Strap: Aftermarket stainless-steel mesh + complimentary leather strap • Condition: Good vintage condition; movement running well • Shipping: Secure tracked shipment via UPS or FedEx