Watch List notes:

GAUL, Massalia. Circa 121-49 BC. Obol (Silver, 11 mm, 0.72 g, 10 h). Bare head of Apollo to left. Rev. Wheel of four spokes with M A in each of two quarters. Depeyrot 58. Well-struck and attractively toned. Extremely fine.
From the "Collection sans Pareille" of Ancient Greek Fractions.