Valerian I, AE20, of Alexandreia, Troas. 7.29 gm. 

IMP LIC VALERIANVS AV, laureate, draped, cuirassed bust right.
COL AVG above, TROA beneath horse grazing right. 

SNG von Aulock 7573 var (legends).

With permission of Pegasi Numismatics Auction 140, lot 206. 
August 2011.