Kings of Macedon. Time of Philip III-Antigonos I Monophthalmos. Circa 323-310 BC. Æ Half Unit (12,8mm, 2.2g). Uncertain mint in western Asia Minor. Macedonian shield; boss decorated with head of Herakles facing slightly r., wearing lion skin. R/ Macedonian helmet; monogram to lower l., kerykeion to lower r. Price 2803.