What is a tetradrachm coin?

What is a tetradrachm coin? The tetradrachm (Greek: τετράδραχμον, translit. tetrádrachmon) was an Ancient Greek silver coin equivalent to four drachmae. In Athens it replaced the earlier “heraldic” type of didrachms and it was in wide circulation from c. 510 to c. 38 BC. Did Athens have coin money? Drachma, Read more…