Very rare Seiko SEIKOMATIC-R 8305-0030 automatic winding pocket watch. [Product Description] - Brand: SEIKO - Model Name: SEIKOMATIC-R - Date Display: Yes - Design: Silver dial - Case Diameter: Approximately 42mm There are fine scratches and dirt in various places. When the mainspring is wound, it is ticking for a few minutes, but it is working. Please consider it as junk, assuming an overhaul is needed. [Other] We have inspected and photographed the item, but there may be oversights. Please check the photos and purchase only if you are satisfied. To prevent replacement, we have kept a record of the serial number and taken dozens of photos of the product. This is a used item, so please refrain from purchasing if you are looking for perfection or are overly concerned about details.