Watch List notes:

ATTICA, Athens. Circa 454-404 BC. AR Tetradrachm (23mm, 16.54 g, 8h). Helmeted head of Athena right, with frontal eye / Owl standing right, head facing; olive sprig and crescent behind; all within incuse square. Kroll 8; SNG Copenhagen 31. Fine, lightly toned, porous surfaces.