Kings of Macedonia, Demetrius I Poliorcetes (306-283 BC) AE (19 mm, 6.88 g) Mint uncertain in Caria(?).
Obverse: Head of Athena with helmet to the right.
Reverse: BA, prow to the right; labrys to the right, monogram AP below.
Reference: Newell 163; SNG Munich 1056; SNG Alpha Bank 956; HGC 3.1, 1026b.