Watch List notes:

(x) Attica, Athens (454-404 BC), AR Tetradrachm, 17.17g, 8h, helmeted head of Athena right, archaic features, rev., Owl, AOE and sprig all in incuse square (Kroll 8; HGC 4, 1597), light tone attractively well-centred, good extremely fine, a thorougly pleasing example of this universally respected and famous type.
Provenance
The Peter Stagnetto Collection of Ancient Coins
Sotheby's, 27th May 1999, lot 8
, ,
NGC Choice AU ~ 'Die Shift' (#5880396-009). Strike 4/5. Surface 4/5.
, https://www.ngccoin.com/certlookup/5880396-009/NGCAncients/
Estimate: £400 - £600