Attica, Athens AR Tetradrachm. Circa 454-404 BC. Obverse: Helmeted head of Athena right wearing crested helmet. Reverse: AOE Owl standing right, head facing; olive sprig and crescent behind; all within incuse square. References: Kroll 8, SNG Copenhagen 31. Size: 24mm, 13.72g. Numismatic Notes: Classic style with a well centered strike! Test cut in ancient times over face of owl. Pleasing tone and good VF!