Constantine II AE. 316 AD.

Obv: FL CL CONSTANTINVS IVN NC, laureate, draped and 
cuirassed bust right, seen from back (small bust type)
Rev: SOLI INVIC-TO COMITI, Sol, radiate, standing left, 
chlamys across left shoulder, holding globe and raising 
right hand, T-F across fields, BTR in ex.

RIC VII Trier 107. Of the highest rarity (R5).

With permission of Roma Numismatics, June 2009