The only officina listed for RIC 86 is Z.
Constantinopolis Commemorative
A.D. 333- 335
20 mm 2.4g
Obv. CONSTANT-INOPOLI laureate, helmeted, wearing imperial mantle, holding scepter.
Rev. Victory stg. on prow, holding long scepter in r. hand, and resting l. hand on shield.
In exergue dot CONSIA dot
RIC VII Constantinople 86
