ATTICA, Athens. Circa 485/0 BC. AR Tetradrachm (20mm, 17.79 g, 1h). Helmeted head of Athena right, with frontal eye / Owl standing right, head facing; olive spray to left; all within incuse square. Seltman Group E; Asyut Group V; HGC 4, 1590. Typical compact flan, some roughness, slightly weak strike on reverse. VF.