This item came from my parents' house. Diameter: Approximately 23.1 cm Height: Approximately 2.5 cm I'm not sure how often it was used, but it doesn't seem to have been used much. Please note that this is a used item and has been stored at home. If you have any concerns, please consider carefully before purchasing. It will be shipped in simple packaging. I am selling this as I declutter. I hope someone will find a use for it.