A beautifully preserved piece.
Obverse: bust of the emperor in radial crown and armor, to the right, in the rim legend:
IMP C POSTVMVS P F AVG;
Reverse: Providentia standing left, holding patera and scepter, surrounded by legend:
PROVIDENTIA AVG;
Silver, diameter 23 mm, weight 3.14 g, axis 6 h.