Watch List notes:

ATTICA, Athens. Circa 485/0 BC. AR Tetradrachm (21mm, 17.07 g, 5h). Helmeted head of Athena right / Owl standing right, head facing; olive sprig to left; all within incuse square. Seltman Group E; Asyut Group VI; HGC 4, 1591. VF, toned, off center, irregular flan, granular surfaces.