Valerian I, AE21 of Parium, Mysia. 253-260 AD. 4.01 gm. 

IMP C VALERIANVS AVG (or A or AV), radiate, draped and cuirassed bust right.
C G I H P, Capricorn swimming right, holding globe between legs. 

SNG von Aulock 1343; McClean 7665.

Courtesy of Ancient Caesar on ebay, Nov. 2011