【Working】Seiko Sportsman 17 6602-9982 Manual Winding 【Note】 There is a small crack in the crystal at the 6 o'clock position. Please check the photos. Production Year: Around 1968 Movement: Manual winding 3 hands, Calendar Model Number: 6602-9982 Case Material: Stainless Steel Case Size: Approximately 41mm (length) / 34mm (width, excluding the crown) / 9mm (thickness) Wrist Size: Approximately 14.5cm - 18.0cm Accessories: None Serviced and adjusted in September 2025, exterior cleaned, new strap replaced ※ Confirmed to run for more than 24 hours from a fully wound state. ※ Daily accuracy is within 60 seconds. Please check the timegrapher photo. ※ Time adjustment is possible with the crown. ※ The strap has been replaced with a new Seiko-made one. ※ Please consider that this vintage watch is not waterproof. 【Calendar Adjustment Method】 Since it is an old watch, it does not have a quick date change function. By moving the hour hand clockwise to around 1 o'clock, the day of the week will change. Once it changes, move the hour hand counterclockwise to around 9 o'clock, and then back to around 1 o'clock to change the date. As it is an old item, it is listed as "with scratches and dirt." Please make your judgment based on the photos. Please understand the condition of the product as it is an old item. Thank you very much.