Watch List notes:

Greek Asia. Lesbos, Methymna. AR Diobol, c. 500/480-460 BC. Obv. Facing gorgoneion. Rev. Helmeted head of Athena left in dotted square within incuse square. SNG Cop. 347-348; Franke, Münzprägung 5. AR. 1.26 g. 11.30 mm. R. Roughness, otherwise VF.