Watch List notes:

ARABIA, Northwestern. Lihyan. 2nd–1st centuries BC. AR "Drachm" (14mm, 2.55 g, 9h). Imitating Athens. Helmeted head of Athena right, with frontal eye; monogram (mark of value?) on cheek / Owl standing right, head facing; olive spray and crescent to lower left; all within incuse square . Cf. CNG 112, lot 351; cf. CNG 109, lot 364; cf Leu Numismatik AG Web Auction 7, lot 556; cf. Huth 39 for similar style (idiosyncratic to this mint); otherwise unpublished in the standard references. Slight granularity. Good Fine.