2 inches across, and is marked on the back. This piece is in very good vintage condition with all parts intact.
I usually do not have. The history of the item but I do inspect, gently clean, and describe items, including flaws, to. The best of my ability. I try to have plenty of pictures and I do occasionally miss things.Do try to answer my emails in a timely manner so, please, contact me if you have any. Questions, concerns, or see something in the description and/or pictures that I may have. Me if more time is needed.