Athens, AR tetradrachm. 300-262 BC. 

ATTICA, Athens, (300-262 B.C.), silver tetradrachm, (17.05 g), obv. head of Athena to right wearing ivy crested helmet, eye in profile. 
AQE, owl standing right, head facing, in erect posture, 
olive twig and crescent behind, to right, all in incuse square.

Sear SG 2547; Kraay (Coins of Ancient Athens) Pl. IV, 6;  SNG Cop. 65

Sold by Noble Numismatics Pty Ltd - Auction 117, Lot 4523
, April 2018