Constantine II AE3. 

Obv: CONSTANTINVS IVN NOB C, laureate head right 
Rev: CAESARVM NOSTRORVM around VOT (dot) X within wreath, palm branches to 
 left and right. 
Mintmark: AQT. 

RIC VII Aquileia 111,  rated R3

Contributed by Dane for George Clegg (biggyg2), October 2007