Celtic Coinage. Celtic, Balkans. AR Tetradrachm, circa early 3rd century BC. Imitating Philip II of Macedon. Obv. Laureate head of Zeus to right. Rev. ΦΙΛΙΠΠ. Young jockey, holding palm branch and reins, riding horse to right; below horse, Λ over stylized torch; below horse's foreleg, kerykeion. AR. g. 12.98 mm. 26.80 The latest Philip-type tetradrachms struck at Amphipolis influenced the first Celtic imitations of this type that were made in the Balkans. EF.