Alexander III AR tetradrachm, Posthumous issue struck 321-320 BC under Laomedon. 27 mm. 17.16 g. Sidon mint. 

Head of Herakles right, wearing lionskin headdress. 
ALEXANDROY, Zeus seated left on low throne, holding eagle and sceptre. 
N in left field, SI beneath chair. 

Price 3501; Newell, Dated 39.

With permission of Leu Numismatik Web Auction 18, Lot 600, Dec 2021.