Watch List notes:

Julia Domna, wife of Septimius Severus Denarius circa 196-211, AR 18.50 mm., 3.18 g.
Draped bust r. Rev. Isis, wearing peaked headdress, standing right, l. foot on prow, holding the infant Horus at her breast; to l., altar, against which rests a rudder. C 174. RIC S. Severus 577.

Good Very Fine.