Magnentius AE2, 350-353 AD. Trier. 

DN MAGNEN-TIVS PF AVG, bare-headed, draped, cuirassed bust right
SALVS DD NN AVG ET CAES around large Chi-Rho, A-w across
 fields, palm branches to left and right below.

Mintmark TRS. RIC VIII Trier 327. Scarce.

With permission of Roma Numismatics, October, 2009