Watch List notes:

GAUL, Senones. 50-30 BC. Half Stater (Gold, 13 mm, 3.43 g). Whirl of pellet and lines. Rev. Charioteer driving a biga to right, holding reins in his left and, and a kentron in his right, triskeles below the horse. Apparently unpublished, but cf. DT 2561B-2563. Light scratches on obverse, otherwise, very fine.
From a Swiss collection, acquired from Leu Numismatik (Winterthur).