Watch List notes:

ATTICA, Athens. Circa 465/2-454 BC. AR Tetradrachm (23mm, 17.17 g, 3h). Helmeted head of Athena right / Owl standing right, head facing, spread tail feathers; olive sprig to left; all within incuse square. Starr Group V.B, unlisted dies; HGC 4, 1596. Near EF, slightly off center on obverse.