Attica, Athens (c.420-404 BC), AR Tetradrachm, 16.75g, helmeted head of Athena right, rev. AE, owl standing right, head facing, olive spray and crescent behind, all in incuse square (cf. Dewing 1619), small banker's mark in reverse field, and small cut on neck of owl, almost very fine.
Estimate: £160.00 - £200.00