Watch List notes:

ATTICA, Athens. Circa 500/490-485/0 BC. AR Tetradrachm (20mm, 16.56 g, 10h). Head of Athena right, wearing round earring and crested Attic helmet decorated with small spiral on the bowl / Owl standing right, head facing; olive sprig to left, AΘE to right; all within incuse square. Seltman Group Gii (unlisted dies, possibly rev. die P182 re-engraved); Asyut Group IVg; Svoronos, Monnaies, pl. 4, 6; SNG Copenhagen -; SNG München 28–34. Good VF, toned. Well centered and struck for issue.