Watch List notes:

ARABIA, Northwestern. Uncertain. 4th–3rd centuries BC(?). AR Tetradrachm (20.5mm, 16.59 g, 8h). Imitating Athens. Head of Athena right, with profile eye / Owl standing right, head facing; olive spray and crescent to left, ΔΘ to right. Cf. Huth 31. VF, bright surfaces, cleaning scratches on reverse. Rare.