Watch List notes:

ATTICA, Athens. Circa 454-404 BC. AR Tetradrachm (22mm, 16.79 g, 8h). Helmeted head of Athena right, with frontal eye / Owl standing right, head facing; olive sprig and crescent behind; all within incuse square. Kroll 8; SNG Copenhagen 31. Near VF, porous, scratches, uncertain countermark on reverse (Phoenician or Aramaic letter?).