Attica, Athens AR Tetradrachm (Silver, 17.17g, 25mm) ca 353-294 BC, Eastern imitation.
Obv: Helmeted head of Athena right, with profile eye.
Rev: AΘE, Owl standing right, head facing; olive sprig and crescent to left; all within incuse square.
Cf. HGC 4, 1599 (for prototype).