ATTICA, Athens. Circa 454-404 BC. AR Tetradrachm (25mm, 17.09 g, 4h). Helmeted head of Athena right, with frontal eye / Owl standing right, head facing; olive sprig and crescent behind; all within incuse square. Kroll 8; HGC 4, 1597. VF, lightly toned, traces of find patina. Well centered on a broad flan.