Crispus. AE Follis. Aquileia. 321 AD. 

CRISPVS-NOB CAES, laureate, draped, cuirassed bust right
CAESARVM NOSTRORVM around VOT X within wreath. 

Mintmark dot AQS dot. 

RIC VII Aquileia 99. Very rare (R3).

With permission of Roma Numismatics, March. 2010