Watch List notes:

CELTIC, Central Europe - Switzerland. Sequani - Helvetii. Late 2nd - early 1st century BC. Quarter Stater (Electrum, 15 mm, 1.60 g, 11 h), "à la roue" type. Celticized head of Apollo with curly hair to right. Rev. Deconstructed charioteer driving biga to right; below, wheel. Allen, SNR 53, pl. 16, 224 (same dies). Castelin 870. De La Tour 8920 (same dies) = Delestrée & Tache 3066 (same dies). HMZ 1.17. An extremely rare variety. Some light scuffs and flatness on the obverse, otherwise, very fine.

From a Swiss collection.