Seiko Chronograph, Vertical Grain, 6138-0011, UFO, 44mm, Automatic, Speed ​​Timer, Men's Watch, 5 Sports, Working, Day Date Thank you for looking. This time, I'm offering the following item for sale. The "5 Sports Speed ​​Timer / 6138-0011," commonly known as the "Big Double" or "UFO." The chic black dial with its large and small subdials arranged vertically is an eye-catching, powerful dial design. This chronograph watch is also highly acclaimed in the vintage market. The distinctive black dial has a chic atmosphere and exudes a sense of solidity and weight. If you've been looking for this watch, don't miss this opportunity! ●Product Information Brand: Seiko (SEIKO) Case Size: Approx. 44mm Lug-to-Lug: Approx. 45mm Lug Width: Approx. 19mm Thickness: Approx. 12mm Wrist Circumference: Fits wrists up to approx. 180mm Movement: Automatic Band: Generic (replacement required) Accessories: Excess links from the generic band, genuine Seiko band *The band is a bonus. This watch is in its current condition. Timegrapher measurement showed an average improvement of approximately +30 seconds per day. (Reference value) 24-hour operation was confirmed using both hand movements and manual winding. Condition: Used There are some scuffs and scratches, but the watch is still in good condition. Please see images for details. Please note: This product is a vintage watch, and no maintenance history has been confirmed. We cannot guarantee accuracy due to deterioration over time. We recommend a full overhaul to ensure safe everyday use. Quartz watches are checked for functionality during inspection, but in the unlikely event that the battery runs out before delivery, we ask that you replace the battery yourself. Standard Shipping (Japan Post or DHL) Packages will arrive 2-5 business days after shipping. International Buyers - Please Note: Import duties, taxes and fees are not included in the item price or shipping cost. These fees are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.