Watch List notes:

KINGS OF MACEDON. Archelaos, 413-400/399 BC. Hemiobol (Silver, 6 mm, 0.26 g, 12 h), Aigai. Head of youthful Herakles to right, wearing lionskin headdress. Rev. Α - Ρ Lion's head with open jaws to right; above, club; all within shallow incuse square. HGC 3, 1, 803 (obol). SNG Alpha Bank 167-170. Westermark, Remarks, pl. LXIX, 8 = SNG Copenhagen 508 var (lion's head to left). M&M FPL 538 (1990) 24 (same dies). Struck on a tight flan. Good very fine.
From the "Collection sans Pareille" of Ancient Greek Fractions.