Julia Domna, AR denarius, AD 193-211. Rome mint. 3.30g, 18mm.

IVLIA AVGVSTA, draped bust right.
MATRI CASTRORVM, empress seated left, holding phoenix
on globe and sceptre, two standards to her left. 

RIC 568. 
Very Rare. 
Estimate: 50 GBP

Contributed by Roma Numismatics, July, 2015