Extremely rare and possibly unique
EASTERN CELTS. 2nd-1st century BC. Drachm (?) (Silver, 13mm, 0.90 g 1), imitating Alexander III (obverse) and Philip II (reverse) tetradrachms. Celticized head of Herakles to right, wearing lion-skin headdress. Rev. Horse galloping left; above, four-spoked wheel. Dembski -. Flesche -. Göbl OTA -. Lanz -. Extremely rare and possibly unique. Good very fine.
From the collection of a Swiss mathematician, formed in the 1980s.