This coin is not listed in RIC with this obverse legend and bust type (K3 left) but it should come after Lyons 159. This coin is in Bastien as number 111, but with a different obverse break.
Constantine I
A.D. 321
16x17mm 1.6gm
CONSTANTI- NVS AVG, bust left, laureate, wearing trabea, holding eagle-tipped sceptre in right hand.
BEATA TRANQVILLITAS, globe set on altar inscribed VO/TIS/XX; above, three stars.
in ex. PLG, in fields C/R
RIC—, Bastien 111
