Celtic World. Celtic, Eastern Europe. Uncertain tribe. AR Tetradrachm, imitating Philip III of Macedon, c. 2nd century BC. Obv. Head of Herakles right, wearing lion skin. Rev. Zeus Aëtophoros seated left; monogram to left. Lanz 919; CCCBM I S187; KMW 1482. AR. 14.10 g. 30.00 mm. Nice delicate patina, minor delamination on the edge. VF.