This is the Seiko 7B42-0AL0. This is a solar-powered watch from the business series. ■Condition: Tested and working ■Time adjustment: Possible ■Calendar adjustment: Possible ■Crystal: No visible scratches. ■The bezel and band have minor scratches but are in relatively good condition. Please see the photos for details. ■Band size: Approx. 16.5cm (see images) Band: Genuine Seiko ※※There may be slight discrepancies between the wrist circumference and the length of the watch band. Thank you for your understanding. ★★★Features: ■Crystal: Sapphire crystal ■Solar-powered ■Charged by light, so band replacement is almost never necessary ■Slim case (approx. 9mm) ■Bar indexes ★★★Please manually adjust the time and calendar before use. For detailed operation, please refer to the Seiko instruction manual. https://www.seikowatches.com/jp-ja/customerservice/instruction?language=en Please note that the actual product may show signs of use, scratches, or slight discoloration due to the shooting environment. ★★★Shipping: To ensure the highest quality, your item will be carefully packaged and shipped in a box. We usually ship via DHL. Please note that customs duties may be incurred 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 in satisfactory condition. We appreciate your understanding and cooperation in order to ensure a smooth transaction.