Attica, Athens, AR tetradrachm, 454-404 BC, mounted owl-side out in twisted-wire silver bezel with 14K gold prongs and bail with emerald. 22.91 grams total. Helmeted head of Athena right / Owl standing right, head facing, spread tail feathers within incuse square. Showy and very silvery VF in attractive heavy rope bezel. With photo-certificate.
Estimate: $700-1000