Celtic Gaul, Massalia, Obol 475-450 BC, rare type

Celtic Gaul. Massalia (Marseille). Obol 475-450 BC. Silver 9.5 mm.
Obverse: Archaic head of Apollo, wearing tainia and krobylos, left // Reverse: Crab; M below

Feugère-Py: OBM-1c.

Rare type with crab in celtic coins. Almost uncirculated AU 50-53