Herennia Etruscilla, AR Antoninianus. Antioch mint. AD 249-251. 22mm, 3.90 g.

HER ETRVSCILLA AVG, draped, diademed bust right on crescent.
PIETAS AVGVSTAE, Pietas standing left, holding perfume box 
and raising right hand.

Not in RIC, Sear, Cohen, Schodt, Belfort or RSC. Hybrid with reverse of Otacilia Severa (RIC IV 130). 

With permission of Numismatic Lanz Munich, June 2017.

Another sold by Savoca Numismatik, auction 7, Lot 570, Feb 2017.