◎ Working / Battery OK ◎ Cleaned / Cleaning OK ◎ Genuine product 【Cleaning and Maintenance】 ・ Ultrasonic cleaning and polishing ・ Alcohol disinfection, demagnetization, and running test ・ Operation confirmed → You can use it immediately upon arrival! 【Details】 ・ Manufacturer: Seiko ・ Size: Approximately 2.9cm (excluding the crown) ・ Wrist size: Approximately 19cm (maximum size) ・ Belt: New belt replaced (third-party product) ・ Colors: Gold, Silver, Black ・ Accessories: None ・ Model number: 5931-5440 ・ Movement: Quartz QZ ・ New battery replaced 【Condition】 A rare model that is rarely available. There are minor scratches, but there are no noticeable scratches on the crystal. It is in overall clean condition, with no particularly noticeable stains. ※ The wrist size of the link type can be adjusted if it is below the above size. Please comment if you wish. ※ It can also be made larger if there are extra links. 【Reliable Transaction Guarantee】 ・ Genuine product / Authenticated ・ Kanagawa Prefectural Public Safety Commission Used Goods Dealer License Obtained ・ Products purchased from the used goods market 【Genuine Product Guarantee】 ※ In the unlikely event that it is a counterfeit product, we will handle returns and refunds. 【Information】 → #tsuginotokeyasan You can search by space + brand name (e.g., Seiko) ⌚️ Please feel free to comment if you have any questions. 【Handled Products】 Watches / Vintage / Antique Men's / Women's / Unisex / For both men and women Boy's size Information regarding transactions is also summarized in my profile. 10482