Watch List notes:

ARABIA, Northwestern. Lihyan. 2nd–1st centuries BC. AR Drachm (13mm, 1.82 g, 9h). Imitating Athens obverse. Helmeted head of Athena right, with frontal eye; monogram on cheek / Upward crescent within incuse square. CNG 112, lot 350; CNG E-531, lot 368–9; otherwise, unpublished in the standard references. Lightly toned, porous. Fine.