Watch List notes:

Attica, Athens, AR tetradrachm, "owl," 440-404 BC, encapsulated NGC Ch AU, strike 5/5, surface 4/5. 17.15 grams. Helmeted head of Athena right, with frontal eye / Owl standing right, head facing; olive sprig and crescent behind; all within incuse square. Deep rainbow toning all over, perfectly centered strike with all details visible.

Estimate: $1250