Clashed die on reverse…you can see the outline of Constantine’s bust.
Constantine I
A.D. 316
Ӕ nummus 18mm 3.0g
IMP CONSTANTINVS P F AVG; laureate, draped and cuirassed bust right.
SOLI INVICTO COMITI; Sol rad., raising r. hand, globe in l.; stg. l., chlamys across l. shoulder, in left field M; in right F.
In ex. SARL
RIC VII Arles 89
double strike
Maximianus
A.D. 285- 286
Æ Antoninianus 23mm 3.1g
IMP MAXIMIANVS P F AVG; radiate, draped and cuirassed bust right.
IOVI CONSERVAT AVGG; Jupiter standing left, leaning on sceptre and holding thunderbolt.
In ex. XXIT
RIC Vii Rome 506
uniface
Uniface error caused by two flans stuck together during the minting process; which later separated creating this error.
The reverse would have been a she-wolf left suckling twins (Romulus and Remus); above, two stars.
It looks like an Eastern mint…maybe Nicomedia