Watch List notes:

Macedonian Kingdom. Philip III Arrhidaios. 323-317 B.C. AE 20 (20 mm, 6.15 g, 5 h). Uncertain Macedonian mint. Head of Herakles right, wearing lion's skin headdress / ΦI/BA, horseman riding right, countermark of caduceus in circular incuse. Price P2; SNG Munchen 979 (countermark). Good VF.