This is a Nambu ironware tetsubin (iron kettle). It is beautiful, but it has been used. The inside is not coated with enamel. There is a slight burnt mark-like rust on the bottom, but it can be used as is without any problems. The inside has also been used, but it is clean with no noticeable rust. Dimensions Diameter: approx. 15 cm Height: approx. 11 cm (without lid)