Watch List notes:

Macedon, Koinon of Macedon Æ 25mm. Pseudo-autonomous issue, reign of Severus Alexander, AD 222-235. AΛEANΔPOC, helmeted head of Alexander III 'the Great' to right / ΚΟΙΝΟΝ ΜΑΚЄΔΟΝΩΝ ΝЄ, Alexander standing to right, placing bridle on Bukephalos rearing to left. RPC VI Online 384 (temporary); AMNG -. 9.92g, 25mm, 11h.

Good Very Fine. Extremely Rare; only one example cited by RPC Online.

From a private UK collection.