Constantine I, AE follis of Alexandria. AD 308-310.

FL VAL CONSTANTINVS FIL AVG, laureate head right.
GENIO CA-ESARIS, Genius standing left, modius on head,
naked but for chlamys over left shoulder, holding patera 
from which liquid flows, and cornucopiae.
K in left field, A over P in right field. 
Mintmark ALE.

RIC VI Alexandria 99b.
Scarce. 

With permission of Numismatik Lanz, auction 102, 2001.