Watch List notes:

KINGS of PERSIS. Ardaxšir (Artaxerxes) IV. Late 2nd – early 3rd century AD. AR Obol (9mm, 0.32 g, 7h). Bearded bust left, wearing diadem, hair in bunch above; monogram to right / Bearded bust (of Mančihr [Manuchtir] III/IV ?) left, wearing diadem and mural crown; rays above. K&M -; cf. Tyler-Smith, Parcel 231 (drachm); Alram -; cf. Sunrise 686 (hemidrachm); otherwise, unpublished. Near EF, minor porosity. Apparently a unique symbol for this denomination.