Weight: 306g The back reads "Pure Silver, Made by Miyamoto," suggesting it is a product of Miyamoto Shoko. There is a mark on the underside of the lid that appears to be the mark of the Japan Broadcasting Corporation (NHK). Perhaps it was made for some kind of commemoration? There are scratches and stains due to aging. There is some flaking on the peach carving on the lid. Please check the images for the detailed condition. Please understand that this is a long-term storage item before purchasing. Silver product SILVER SILVER