One-of-a-kind pottery Free cup Tea cup With potter's mark "Sama" (a lucky horse symbol)? There is a potter's mark, but details including the artist are unknown. This is a natural and warm free cup with a surface texture that expresses a rough, stone-like feel (stone grain), and the inside has been sealed. The design considers ease of holding and usability with a flared mouth and a constricted lower part. Size: Diameter 9.5cm, Height 8.9cm I don't think there are any noticeable scratches or stains, but please consider this item with an understanding of the characteristics of handmade works. It will be carefully and securely packaged and shipped via Mercari delivery.