This is a silver ring from the Kofun period. There are areas with verdigris. Kofun silver rings (kofun ginkan) refer to silver, ring-shaped earrings made during the Kofun period. They are often unearthed from the stone chambers of ancient burial mounds (kofun) and are believed to have been used as personal ornaments. [Material] Silver [Size] Weight: Approximately 17 grams Dimensions: Approximately 27 x 25 x 6 mm (Please allow for some margin of error) [Color] There are areas with verdigris, and the overall color is greenish. [Condition] This item was unearthed from the soil, so there is discoloration, dirt, and scratches due to aging. Please check the photos. [Storage] It has been stored in a collection case. There are no pets or smokers. [Reason for listing] I am listing this item to organize my collection. Thank you. Feel free to ask any questions. Also, I have many other cute items for sale, so please take a look if you'd like ＼(^o^)／ *Please note that I may suddenly stop listing an item. (/ _ ; )