Attica, Athens. Tetradrachm; Attica, Athens; So-called "Civic Mint", c. 515-490 BC, Tetradrachm, 16.44g. Seltman-Group L, 214-274; Svoronos-pl. 6, 12. Obv: Archaic head of Athena r. Rx: Owl standing r., head facing; olive sprig behind, ΑΘΕ before.This coin is struck on a broad flan, providing space for a complete image of Athena, including the entire crest of her helmet, which is highly unusual for this early issue. gVF