【Working】Seiko Sportsman 17 6602-9981 Manual Winding 【Note】 The case condition is not very good. Please check the photos. Production Year: Around 1967 Specifications: Manual winding 3 hands 17 jewels Date Model Number: 6602-9981 Case Material: Stainless Steel Case Size: Approximately 41mm (length) / 34mm (width) excluding the crown / 9mm (thickness) Wrist Size: Approximately 15.0 - 18.5cm Accessories: None October 2025: Exterior cleaned, operation adjusted, strap replaced ※ Confirmed operation for more than 24 hours from a fully wound state. ※ Currently, the daily rate is within 30 seconds. Please check the timegrapher photo. ※ Time adjustment is possible with the crown. The crown movement is also smooth. ※ The strap is a new aftermarket product. (Relatively inexpensive strap) ※ Please consider that vintage watches are not waterproof. 【Calendar Adjustment Method】 Since it is an old watch, it does not originally have a quick date change function. By moving the hour hand forward with the crown, the date will change around 2 to 3 o'clock. Once it changes, adjust by moving the hour hand back counterclockwise to around 10 o'clock. Since it is an old item, it is listed as "with scratches and dirt." Please make your judgment based on the photos. We appreciate your understanding of the product condition as it is an old watch. Thank you very much.