ATTICA, Athens. Circa 454-404 BC. AR Tetradrachm (25.5mm, 16.95 g, 10h). Contemporary imitation. Helmeted head of Athena right, with frontal eye / Owl standing right, head facing; olive sprig and crescent behind; all within incuse square. For prototype: cf. Kroll 8; cf. HGC 4, 1597. Fine, test cut and light scuff on reverse.