Constantine II, AE ancient imitation follis of Ticinum. AD 322-323. 

CONSTANTINVS IV NOB C (sic), laureate, draped, cuirassed bust right.
CAESARVM NOSTRORVM around VOT X within wreath.
Mintmark dot TT dot.

IARCW 838/4708; ancient imitation of RIC VII Ticinum 162.
Rare.

With permission of Art Coins Roma, Dec 2012.