Kings of Macedon, Philip III Arrhidaios (323-317 BC) AE 1/2 Unit Uncertain mint in western Asia Minor.
Obv: Macedonian shield; on boss, head of Herakles facing slightly right.
Rev: Macedonian helmet, Controls: kerykeion to right, monogram to left.
Weight 3,93 gr - Diameter 16,32 mm