Watch List notes:

Attica, Athens (454-404 BC), AR Tetradrachm, helmeted head of Athena right, archaic features, rev., Owl, AOE and sprig all in incuse square (Kroll 8; HGC 4, 1597), small chunky flan, countermarked punched into owl, otherwise toned very fine.

Estimate: £100 - £150