ATTICA, Athens. Circa 454-404 BC. AR Tetradrachm (24mm, 16.97 g, 10h). 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. Near VF, toned, some porosity and minor deposits, scratches.