Watch List notes:

Greek Italy. Etruria, Cosa. AE Quartuncia, c. 273-250 BC. Obv. Head of Cosa left, wearing crested helmet. Rev. COZA[NO]. Bridled horse' s head right. Vecchi EC 5.7; HN Italy 211; Buttrey, IIB; Sambon,154. AE. 4.18 g. 15.90 mm. RR. Very rare. Lovely green patina. About VF.