Greece (Attica): ca. 440-404 BC silver "Owl" tetradrachm of Athens NGC AU; Strike 4/5, Surface 4/5. Cert. #6707874-001. Ex-"ArtDeco", CoinTalk, private transaction, 25 December 2022. Purchased raw. 075000
Very nice coin! It looks fantastic. I am blessed to have one, too. It's not as nice as yours, but far better than I thought I'd be able to have.