Celtic World. Celts in Eastern Europe. AR Tetradrachm, imitating Philip III of Macedon, 2nd century BC. D/ Highly degraded head of Herakles right. R/ Zeus Aetophoros seated left; monogram in left field, Z below throne. Lanz 920-32; Castelin 1348. AR. g. 15.44 mm. 29.50 Typical areas of flatness, otherwise VF.