Koinon of Macedonia, AE36, 3rd c. AD.

ALEXANDROY, diademed head of Alexander right, coiled serpent right beneath neck.
KOINON MAKEDONWN B NEWKO around, OLYM-PIA in lower centre, horseman, wielding spear, on horse galloping right.

AMNG 795; Pautalia-Kyustendil Mus. 789-790; Mowat Tarsos hoard d-e; Paris inv. 212-213; Mionnet I, 623-624.

Image from the Tarsos hoard.