ATTICA: Athens, AR tetradrachm (17.14g), 454-404 BC, S-2526, HGC-4/1597, helmeted head of Athena right // owl standing right, head facing, olive sprig and crescent behind, all within incuse square, nearly full crest, multicolored toning, nice VF, ex Bal Harbour Collection.
Estimate: 400-600 USD