Ptolemy I, as satrap. (323–305/4 BC). AR tetradrachm 16.64 g. . Alexandria, ca. 309 BC. 

Head of deified Alexander right with horn of Ammon, wearing 
mitra of Dionysus and elephant headdress, aegis around neck.
ALEXANROY, Athena Alkidemos advancing right, brandishing 
spear in right hand and holding shield on left arm, 

A Gamma monogram in left field, EY monogram and eagle 
standing right on thunderbolt in right field.

Svoronos 44; Boston 2253

With permission of Roma Numismatics Ltd auction 6 Session 2, Lot 676, Sept. 2013.