Watch List notes:

BITHYNIA, Kios. Circa 350-300 BC. AR Hemidrachm (12.5mm, 2.51 g, 1h). Poseidonios, magistrate. Laureate head of Apollo right / Prow of galley left; Π-OΣEI-[Δ]ΩNIOΣ above and below. SNG Ashmolean 364–6 var. (distribution of letters); HGC 7, 553. VF, lightly toned, light scratch on obverse.

From the WRG Collection. purchased from Chris Martin, July 1991.