Watch List notes:

EGYPT, Pharaonic Kingdom. Uncertain pharaoh(s). Late 5th–mid 4th centuries BC. AR Tetradrachm (22mm, 16.87 g, 9h). Imitating Athens. Helmeted head of Athena right, with frontal eye / Owl standing right, head facing; olive spray and crescent to left; all within incuse square. Van Alfen, Mechanisms, Group III.A.1, Fig. 2 = Buttrey Type M. Lightly toned, test cuts, porous, a few scratches, bankers' marks. Fine.