Attica, Athens, AR tetradrachm, ca. 440-404 BC, encapsulated NGC AU, strike 5/5, surface 4/5. 17.21 grams. Helmeted head of Athena right, in crested Attic helmet decorated with three olive leaves over visor and spiral palmette on bowl / Owl standing right, head facing; olive sprig and crescent behind. Small, fat flan (extra thick holder) with choice details and luster, very slightly off-center owl.
Estimate: $1000 - 1500