Constantine II AE Follis. 322-323 AD. 

Obv: CONSTANTINVS IVN NOB C, laureate, draped, cuirassed bust right.
Rev: CAESARVM NOSTRORVM around VOT X in two lines 
within wreath; Q star AR in ex. 

RIC VII Arles 261.

With permission of Roma Numismatics, April, 2011