Kings of Macedon. Demetrios I Poliorketes. 306-283 BC. AE (13mm, 2.36g). Uncertain mint (possibly in Caria), 306-283 BC. Head of Athena right in crested Corinthian helmet / B A, prow right; above, BA; to right, bipennis; below. SNG Alpha Bank 956 ; SNG Cop 1185.