Watch List notes:

NABATAEA. Anonymous. Mid 2nd century BC. AR Drachm (15mm, 2.66 g, 11h). Petra(?) mint. Helmeted head of Athena right / Nike standing left, holding wreath; to left, upward-facing crescent above Λ. Cf. Barkay, Earliest, Group 3 (for type in bronze); cf. HCG 10, 671 (same); CNG E-321, lot 229 corr. (also Group 3, not 2 as cataloged). Fine, thick earthen black find patina, hairline surface crack on obverse, small dig on reverse, scuff on edge (clearly revealing silver). Extremely rare, apparently the second known silver issue for this Anonymous series.