Attica, Athens Tetradrachm circa 400-353, AR , 14.36 g.
Helmeted head of Athena r., countermark on cheek. Rev. Owl standing r., head facing; olive sprig to l.; all within incuse square. Kroll 15a-b. Svoronos, Monnaies, pl. 19, 19. HGC 4, 1598.

Test cut on reverse, otherwise Very fine