Greek coins
Attica, Athens. Tetradrachm circa 420-410, AR 17.16 g. Head of Athena r., wearing Attic helmet decorated with olive leaves and palmette. Rev. Owl standing r.; in l. field, olive sprig and crescent. All within incuse square. Svoronos pl. XIV. Dewing 1594.
Light iridescent tone and good extremely fine