ATTICA. Athens. AR Tetradrachm (17.18 gms), ca. 440-404 B.C. NGC Ch AU, Strike: 4/5 Surface: 5/5.Svoronos-pl. 12#14. Helmeted head of Athena facing right; Reverse: Owl standing right, head facing, olive sprig and crescent moon behind, all within incuse square. A great example of this perennially popular type. Lustrous and attractive.