Watch List notes:

Julia Domna, wife of Septimius Severus (died 217 AD). Counterfeiter's bronze die for AR Denarius. Obv. IVLIA AVGVSTA. Draped bust right. All incuse and reversed. Rev. Undefined square pattern (?). AE. g. 10.70 mm. 17.00 RRR. Thickness 4.5:5.0 mm. Extremely rare. Green-brown patina. VF.