Very rare variety, in the Varbanov catalog with rarity level of R8.
Roman Provincial
Moesia Superior, Aemilian (253), AE 253, Viminacium mint
Obverse: laureate, draped and cuirassed bust right
IMP C EMIL EMILIANO AVG
Reverse: Moesia standing left, at left bull, at right lion
P M S COL VIM
Diameter 27 mm, weight 10.21 g