Watch List notes:

Kingdom of Macedon, Philip III Arrhidaios AR Drachm. In the types of Alexander III. Abydos(?), circa 323-317 BC. Head of Herakles to right, wearing lion skin headdress / Zeus Aëtophoros seated to left, holding sceptre; ΦΙΛΙΠΠ[ΟΥ] to right, monogram in left field, uncertain symbol below throne. Price -; Müller -. 4.16g, 17mm, 6h.

Very Fine. Extremely Rare; no other examples on CoinArchives and apparently unpublished in the standard references.

From the inventory of a UK dealer.