Macedonian Kingdom. Demetrios I Poliorketes. 306-283 B.C. AE 15 (15 mm, 4.25 g, 12 h). Uncertain Macedonian mint. Head of Demetrios right wearing Corinthian crested helmet ornamented with a bull's horn / Prow of galley right, BA above and monogram below. Cf. SNG Cop 1185.