Quintillus AE Antoninianus. 270 AD. 

IMP CM AVR CL QVINTILLVS AVG, radiate & draped bust right / 
CONCORDIA AVG, Concordia standing left, by altar, holding patera & 
double cornucopiae, A in exergue. 

RIC V-1 Rome 13, rated rare.

ebay AAH sale, 2004.