Constantine I AE3. 330-335 AD.

Obv: CONSTANTI-NVS MAX AVG, pearl diademed, draped, 
cuirassed bust right
Rev: GLOR-IA EXERC-ITVS, two soldiers holding spears and
 shields with two standards between them, dot or o on banners
Mintmark: SMK delta

RIC VII Cyzicus 79, rated R3

Contributed by Dane for George Clegg (biggyg2), June 2009