Watch List notes:

Greek Italy. Southern Lucania, Metapontum. AR Obol, c. 470-440 BC. D/ Ear of barley with four grains. R/ Incuse ear of barley. HN Italy 1489; Noe 301-302. AR. g. 0.39 mm. 7.00 R. Rare. Prettily toned. VF.

A very light example: hemiobol ?.