This is the Seiko Five Actus 6106-8460. This is a high-end model of the vintage automatic Seiko 5, sold in the 1960s. Condition: Tested and working. Time adjustment: Possible Calendar adjustment: Possible Day adjustment: Possible Crystal: Some scratches. Although there are scratches overall, it is in relatively good condition considering it is approximately 60 years old. Please refer to the photos for details. Personally, the actual watch appears to be in better condition than the images. Band size: Approximately 16.5-17cm (see images) ※※There may be slight discrepancies between wrist size and watch band length. Thank you for your understanding. ★★★Features: ■This is from the Seiko 5's top-of-the-line "Actus" line. ■Movement: Automatic Caliber 6106B, a high-performance movement for its time. ■ Number of Jewels: 25 ■ Functions: Day-Date (Day of the Week + Date) ★★★Shipping Information: To ensure the highest quality, your item will be carefully packaged and shipped in a box. We typically ship via DHL or Japan Post. ※※ Please note that customs duties may apply upon delivery to your destination. ※※ Your country's customs office or the shipping company may contact you by phone or email regarding customs clearance procedures. Please be sure to answer the phone. We sincerely hope that your item arrives safely and to your satisfaction. Thank you for your understanding and cooperation in order to ensure a smooth transaction.