Seleukos I Nikator AR Tetradrachm. Babylon I mint. Struck in the name of Alexander III. c311-305 BC, Babylon Mint. 

Head of Alexander the Great as (?) Hercules right, wearing
lion skin, knotted at base of neck. 
BASILEWS ALEXANDROY Zeus seated left, holding eagle and
sceptre. MI and sickle in left field, MYTR monogram in 
wreath below throne. 

Price 3757; SC 82.3a.

With permission of Numismatik Lanz München, Jun 2014