This coin was issued from Camulodunum, which is modern day Colchester, England.
Carausius
A.D. 287- 293
22x25mm 4.8gm
IMP C CARAVSIVS P F AVG, radiate, draped and cuirassed bust right.
PAX AVG; Pax standing left, holding olive branch and vertical scepter, S/C in fields.
In ex. C
RIC V Camulodunum 300