Alexander III, AR Tetradrachm. Lifetime issue. Babylon mint, struck 324-323 BC. 25 mm, 17.29 g. 

Head of Herakles right, wearing lionskin headdress.
ALEXANDROY, Zeus seated left, holding eagle and sceptre. 

Dolphin upwards in left field, IMF monogram beneath the 
chair, M in exergue.

Price 3615.

With permission of cngcoins.com, auction 271, Lot 228, Jan 2012.