ATTICA. Athens. AR Tetradrachm (17.17 gms), ca. 393-294 B.C. NGC Ch AU, Strike: 5/5 Surface: 4/5. Light Scratches.,Svoronos-pl. 19#23. Helmeted head of Athena facing right; Reverse: Owl standing right, head facing, olive sprig and crescent moon behind, all within incuse square. A few minor scratches, well centered on a compact flan.,NGC Ch AU, Strike: 5/5 Surface: 4/5. Light Scratches.