ACHAEMENID EMPIRE. Time of Darios I to Xerxes II (Circa 485-420 BC). Uncertain mint
AR Tetartemorion (4.5mm 0.14g)
Obv: Crowned head of Persian king to right
Rev: Incuse square punch
Unpublished in the standard references; cf. Troxell & Kagan 16 var. (head left); cf. CNG E-286, lot 149