This is a 5 ACTUS (Actus) automatic watch, model 7019-7070, a popular vintage line from Seiko. It features a black dial with day-date display (Japanese/English day of the week), a design that balances practicality and style, typical of the era. It is equipped with a 21-jewel movement and has a classic, impactful presence. It is a working watch, but we have not confirmed its operation over an extended period. We have confirmed the date change function by pulling the crown out one step. We have confirmed that the day of the week changes by pushing the crown in. Please purchase only if you understand that this is a vintage item and is being sold as-is. As it is an old item, some parts may not be original. Recommended for those interested in antiques or those who can perform their own maintenance. The watch stand is not included. We only handle authentic products, so please rest assured. ✨ Instant purchase OK! Please also see my profile for more details♪ #mimiselect brand shop watch specialist ★Product Description ・Brand: SEIKO ・Product Name: 5ACTUS ・Model Number: ・Size: 36.5mm wide, 41mm long, 11mm thick ・Wrist Size: ・Lug Width: 18mm ・Weight: Approximately 46.8g ・Water Resistance: ・Accessories: None We have described any concerns regarding the condition of the product as much as possible, but there may be minor scratches or oversights that cannot be fully conveyed in the description or photos. Please understand that this is a used item before purchasing. We will accept returns if there is a problem with authenticity. However, returns for reasons such as a difference in image are not accepted. If you have any questions, please feel free to contact us. Dial Color...Black Accessories...None Operation...Good Scratches/Cracks...Yes