Magnetes, Thessaly, AE14 semi-autonomous issue, 3.42 g.

The centaur Chiron walking right, holding lyre.
MAGNHTWN ARGW, the galley Argo sailing right with three 
rowers.

Moustaka ("Kulte..") 188 (this coin); BCD Nomos Sale 1192; cf Rogers 357 (legends incomplete).

Extremely rare. 

With permission of Nomos AG.