【Product Description】 SEIKO Quartz wristwatch from the AVENUE series. This is a vintage model characterized by its classical Arabic numeral dial. It is currently not working, and as its operation has not been confirmed, it is being sold as requiring an overhaul. 【Model Number】 3521-6A10 【Condition】 ・Currently not running ・Requires overhaul ・Scratches and dullness on the case ・Dial shows signs of age ・Strap is deteriorated (assume replacement is necessary) Case back engraving: SEIKO WATER RESISTANT BASE METAL ST.STEEL BACK 3521-6A10 Please check the photos for the condition. As this is a vintage item and intended for repair, please only purchase if you understand this.