Thank you for viewing. This is a vintage SEIKO square quartz watch, model 6030-5190. With its simple and timeless elegant design, it can be worn for a wide range of occasions, from business to formal. 【Thorough Maintenance and Product Condition】 This product has undergone the following special maintenance to ensure it can be used with confidence for a long time. Battery Replacement: New battery replaced in December 2025. Currently running accurately. Exterior Maintenance: The case body has been carefully polished. The entire watch has been cleaned with alcohol, so you can use it cleanly. Waterproofing: Waterproof silicone grease has been applied to the rubber gasket of the back cover during battery replacement to enhance sealing. About the Belt: Replaced with a new, aftermarket leather strap (black). 【Condition】 Crystal (Glass Surface): There are scratches visible to the eye. While these do not critically affect visibility, please check the photos beforehand. Body: Due to its vintage nature, there is minor wear and tear from aging. Please enjoy it as a characteristic of an antique. 【Details】 Brand: SEIKO / Seiko Model Number: 6030-5190 Movement: Quartz (Battery-powered) Accessories: None (Watch only) 【About Transactions】 Authenticity Guarantee: If it is determined to be a counterfeit or imitation product, we will provide a full refund and accept returns. Price Negotiation: Price negotiations are also possible. Please let us know your desired price in the comments section. 【For International Buyers】 This product can be purchased from overseas by using purchasing agent services such as Buyee, ZenMarket, and From Japan. Thank you for your consideration. #SEIKO #Seiko #VintageWatch #AntiqueWatch #Quartz #6030 #Serviced #BatteryReplaced #NewBelt #PriceNegotiable #Buyee