Watch List notes:

Gela. Didrachm circa 425-420, AR 8.70 g. Bearded and helmeted rider, in military attire, spearing down hoplite fallen on his back, his large round shield interposed between him and his adversary. Rev. Youthful, diademed head of the river-god Gelas l.; behind, ΓΕΛΑ[Σ]. All within olive wreath. Rizzo pl. XVIII, 11 (these dies). SNG Oxford 1739 (these dies). SNG ANS 87 (these dies). Jenkins 463.9 (this coin).
Very rare. A very intriguing issue with a finely executed obverse composition.
Old cabinet tone and good very fine

Ex Triton sale I, 1997, 214. From the A.D.M. and Harald Salvesen collections.