Alexander V, AE20, Amphipolis mint. 297-295 BC. 6.67 g. 

Head of Herakles right, wearing lionskin headdress.
ALE above, B-A to left and right of caduceus below, horseman 
on horseback galloping right, raising right hand. 

Laffaille 318; Imhoof 4 in RSN. 14, 1908.