It resembles a tetradrachm like shown here:
https://www.NGCcoin.com/news/articl...r-the-Great/
Am concerned about the green parts which usually indicate copper oxidation. The original coin was silver. A contemporary counterfeit?
Sure someone with more expertise will chime in.
https://www.NGCcoin.com/news/articl...r-the-Great/
Am concerned about the green parts which usually indicate copper oxidation. The original coin was silver. A contemporary counterfeit?






















