Carausius. Romano-British Emperor, AD 286-293. Antoninianus (23mm, 4.06 g). Uncertain mint. 

IMP C CARAVSIVS P AVG, radiate, draped and cuirassed bust right.
PAX AVG, Pax, draped, standing left, holding olive branch and sceptre. S-C across fields. 

RIC V 476. 

With permission of cngcoins.com, auction Triton XVI Sessions 3 & 4, Lot 1143, Jan 2013.