Antoninus Pius, 138-161 AD. AE Sestertius, Rome mint, struck 145-161 AD.

ANTONINVS P P TR P COS IIII, laureate head right, slight drapery on left shoulder.
S-C across fields, Mars, naked, walking right, holding trophy and spear. 

RIC 778 var (bust type); Cohen 751.

With permission of Ira & Larry Goldberg Coins & Collectibles Auction 7, Lot 104, Oct 2000.