Thank you for viewing! This is a commemorative medal from the 1970 Osaka Expo, 55 years ago. It features the design of Taro Okamoto's Tower of the Sun. The medal was stored in a plastic case at my parents' house for a long time. The medal itself has no noticeable scratches, but it is old and shows signs of aging. Please check the condition in the photos. ※The plastic case has scratches and minor imperfections. The coin's size is: Diameter: 3.7 cm Thickness: 3 mm Please understand that there may be slight variations due to amateur measurements. If you are looking for perfection or have any concerns, please refrain from purchasing. If anyone is interested, I would appreciate your consideration. I would be happy if you would purchase it. Please note that this is a used item stored at home, and I do not accept returns, cancellations, or complaints. Thank you for your understanding before purchasing.