This is a set of six Yunomi tea cups made by Koga, Arita-yaki. Diameter: Approximately 7.5cm Height: Approximately 5.5cm These have been stored at home for a long time. Although they appear to be free of scratches and stains, there may be unseen minor scratches. Please understand this before purchasing. Please refrain from purchasing if you are overly concerned about condition. Thank you for your consideration.