Watch List notes:

ATTICA, Athens. Circa 454-404 BC. AR Tetradrachm (22.5mm, 17.05 g, 8h). Helmeted head of Athena right, with frontal eye / Owl standing right, head facing, closed tail feathers; olive spray and crescent to left; all within incuse square. Kroll 8; HGC 4, 1597. Lightly toned. In NGC encapsulation 5771749-010, graded AU, Strike: 5/5, Surface: 3/5, graffito, perhaps an Eastern issue.

Ex Edward H. Merrin Collection (noted on NGC tag).