Seiko Dolce 7731-5120 Operation confirmed. Fully functional. New battery replaced, and basic cleaning done. New strap replaced! Based on the serial number, it appears to be a 1984 model. Please check the condition in the images. The stone on the tip of the crown is present, but partially chipped. Case size is approximately 29mm, lug width 16mm. Currently, this is the only one listed on the flea market site, so it's a rare item. Please purchase it quickly if you want it. If you like it, please give it a like! I would also appreciate it if you would follow me! Regarding items with confirmed operation, I have checked the basic functions, but I haven't performed detailed checks, so please understand. I want you to be as satisfied as possible, so I check as much as I can, but it is sold as-is. Returns are not accepted due to customer circumstances. If you have any concerns about the condition, please refrain from purchasing. *The display stand, etc., used in the photos are not included. Immediate purchase and silent transactions are also given a "good rating," so please feel at ease. Thank you for your understanding. Please purchase if you agree with the above. Search words: Quartz, stylish, antique, vintage, North American style, gold watch, leather strap, rubber strap, contemporary art, vintage, retro, stainless steel, divers watch, study, exam, outdoor, camping, simple, chic, formal events, entrance ceremony, graduation ceremony, dress, chronograph, men's, women's, wristwatch, Showa retro, Heisei retro, art, design, art, fashion, Taisho modern