【Brand】 SEIKO / Seiko 【Product Number】 4M21-0010 【Color】 Gray系 (Gray-based) 【Size】 Wrist circumference: Approximately 16cm Case length: Approximately 3.9cm Case width: Approximately 3.7cm ♫ Instant purchase welcome ♫ ★ First come, first served ★ 《Notes》 Due to lack of knowledge, operation has not been confirmed, so it is considered a junk item. => Free shipping ‼️ ・No operational guarantee (refunds or returns). ・Returns are not accepted to prevent replacement, so please understand. Please refrain from purchasing if you are nervous. ・The period of use is unknown as it is not my property. ・We do not answer questions about the purchase date or usage period of the product. ・Please make your judgment based on the product images. ・As it is a used item, there are signs of use, dirt, and scratches. ・Please consider it as a junk item for parts or requiring repair. Refunds for junk items, including the above operational explanations, will not be given. Please refrain from considering or bidding if you do not understand. ・If you are concerned about the condition, sound quality, etc., please refrain from bidding. Because it is a visual confirmation by an amateur, there may be oversights. ・Used/junk items do not undergo long-term operational checks or maintenance comparable to specialists. As it is a used item of an old model, please consider it as a restoration base or a maintenance-required item even if it is operational.