ATTICA. Athens. AR Tetradrachm (17.22 gms), ca. 454-404 B.C. NGC MS, Strike: 4/5 Surface: 4/5. HGC-4, 1597; Kroll-8. Obverse: Helmeted head of Athena right; Reverse: Owl standing right, head facing; olive sprig and crescent to left; all within incuse square. Despite a bit of an irregular flan, this unhandled specimen features a tremendous degree of dazzling lustrous brilliance.