Watch List notes:

Italy. Coastal Etruria, Populonia. AR 20 Units, 3rd century BC. Obv. Facing head of gorgoneion (Metus) with protruding tongue and long hanging hair; below, XX. Rev. Plain, with rough excrescences. HN Italy 152. Vecchi 2, 51-6. AR. g. 7.92 mm. 21.00 R. Rare. Good metal. Nicely toned. About VF.