This is the Seiko Quartz Type II 4316-8000. ■This model was released for the Japanese market in the 1970s. This model is part of Seiko's "Type II" series, which aimed to provide high-quality quartz technology to the general public. ■Condition: Operation confirmed. As it is approximately 50 years old, there are some scratches and stains. Overall, it is in relatively good condition. Please see the photos for details. Band Size: One size fits all (adjustable up to approximately 19 cm) ※※There may be slight discrepancies between wrist size and watch band length. Thank you for your understanding. ★★★Features: Design: ■35mm case size, approximately 10mm thick. ■Embracing the charm of Seiko design from the late 1970s. ■The dial features a wavy texture and sunray finish, making it an extremely rare model. ★★★Shipping: To ensure the highest quality, the item will be carefully packaged and shipped in a box. We generally ship via DHL or Japan Post. **Please note that customs duties may be incurred once the product arrives in your local area, so please be aware of this. *You may receive phone or email calls from your country's customs office or the shipping company regarding customs clearance. Please make sure you can answer the phone. We sincerely hope that your product arrives safely and that you are satisfied. We appreciate your understanding and cooperation in order to ensure a smooth transaction.