Very rare antoninianus of Saloninus.
Only 11 listings on Coinarchives.
Roman Imperial
Saloninus (258-260), Antoninianus 256, Mediolanum mint
Obverse: radiate and draped bust to right
LIC COR SAL VALERIANVS N CAES
Reverse: Prince standing left, holding globe and spear, P in right field
PRINC IVVENT
Weight 3.0 g
