They are real coins made do magic tricks. Sometimes called magicians coins. One was hollowed out and the other are 2 coins cut to fit into the shell which are a quarter and a dollar glued together..They have been made for many years. I have 2 different kinds. Google the Scotch and Soda coin trick and you will see information about it.
Yes, we've seen it before, sometimes as often as once a week. There must be thousands out there in many different denominations. Magicians coin.