This is the SEIKO Chronograph 7T92-0CF0. ■This is a quartz chronograph wristwatch manufactured by Seiko. It is particularly known by the nickname "Flightmaster." ■Condition: Operation confirmed Calendar adjustment: Possible Time adjustment: Possible Buttons stuck There are scratches throughout. Please refer to the photos for details. ■Band size: Approx. 18.5cm (See images) ※※There may be slight discrepancies between wrist size and watchband length. Thank you for your understanding. Features: ■Equipped with a rotary slide rule: Equipped with a rotary slide rule that can be used for calculations on aircraft. ■High legibility: The time is easy to read. ※※Please note that the actual product may show signs of use, scratches, or slight discoloration due to the photography environment. ★★★Shipping: To ensure the highest quality, the product will be carefully packaged and shipped in a box. We usually ship via DHL. ※※Please note that customs duties may apply when shipping to your destination area. **Your country's customs 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. We appreciate your understanding and cooperation to ensure a smooth transaction.