Type: Domestic mineral, Nishiki-koseki from Sado, Japan. This is a now-difficult-to-obtain raw stone (unworked stone). The base is made of clay and can be removed. #Red Ball Stone #Suiseki (Water Stone) #Red Stone Height: approx. 63mm, Width: approx. 73mm, Depth: approx. 40mm, Weight: approx. 244g (stone only) The color changes to the polished color when water is applied. Water basin and sand are not included.