Watch List notes:

ATTICA. Athens. Pseudo-autonomous issue, temp. Gallienus, 264-267. (Bronze, 23 mm, 6.52 g, 9 h). Head of Athena to right wearing Corinthian helmet. Rev. AΘHNAIΩN Athena holding long spear, leading fast biga to right. SNG Copenhagen 399 var. (arrangement of reverse inscription). Well centered with an unusual arrangement of the ethnic. Very fine.