As of Domitian. This coin dates to AD 86 and measures 27 mm in diameter. It was minted in Rome.
The obverse shows Laureate bust right, aegis at shoulder. The obverse legend reads IMP.CAES.DOMIT.AVG.GERM.COS XII.CENS.PER.P.P
The reverse shows Fortuna standing left, holding rudder and cornucopiae with the legend FORTVNAE AVGVSTI; SC in field.
The coin is RIC II 333; Cohen 122