Watch List notes:

NABATAEA. Anonymous. Late 3rd–early 2nd centuries BC. Æ (18mm, 3.84 g, 12h). Imitating staters of Alexander III of Macedon. Petra(?) mint. Helmeted head of Athena right, serpent and [crescent] on helmet / Nike standing left, holding wreath; to left, upward-facing crescent above Λ]. CN 2; Barkay, Earliest, Group 2; HCG 10, 671. Earthen dark brown surfaces, cleaning scratches. Near VF.

From the Dr. Stephen J. Antonello Collection, purchased from Pars Coins, 7 January 2010.