This cast was in a large group of 2nd- 3rd century bronzes from an auction win. It is a rare type, so it would be nice if it was authentic. Unfortunately it is about 2/3 normal weight, with soft features, a slick soapy surface and casting pits.
Aemilian
A.D. 253
Ӕ Sestertius
25mm 11.4gm
IMP CAES AEMILIANVS P F AVG; laureate, draped and cuirassed bust right.
VOTIS/ DECENNA/ LIBVS/ S C in four lines with laurel wreath.
RIC IV Rome 54a