To differentiate their currency from the rival coinage of Aegina using the Aeginetic stater of about 12.3 grams, Athens minted its tetradrachm based on the "Attic" standard of 4.3 grams per drachma.
Untuk membedakan uang mereka dari koin-koin rival di Aegina, yang menggunakan Aeginetic stater seberat ~ 12,3 gram, kota Atena mencetak mata uang tetradrachm berdasarkan standar "Attic" 4,3 grams per dirham.