Kings of Macedon, drachm in Philip III Arrhidaios type (Silver, 17.5 mm, 4.09 g), struck under Antigonos I Monophthalmos, Side, circa 320-317 BC.
Obv: Head of Herakles right, wearing lion skin headdress.
Rev: ΦIΛIΠ[ΠOY], Zeus Aëtophoros seated left, holding sceptre, A below throne.
Ref: Price P123.