Attica, Athens. Circa 454-404 BC. Silver Tetradrachm (17.16 g). Helmeted head of Athena right, frontal eye. Reverse: AΘE, owl standing right, head facing; above to left, olive-spray with berry and crescent; all within incuse square. Kroll 8; Svoronos pl. 14; SNG Copenhagen 31-40. Well struck, nicely centered on excellent metal with underlying luster. Superb Extremely Fine. Estimated Value $2,500 - 3,000