UNCERTAIN GERMANIC TRIBES, Aurum Barbarorum. Late 3rd-early 4th centuries. 'Aureus' (Subaeratus, 21 mm, 3.74 g, 6 h), 'Tetrarchic Adventus Group C'. Imitating Diocletian, 284-305, or Maximianus, 286-305. OPXIPNↃBP-XOIISNXↃO Laureate and draped bust of of Diocletian or Maximianus to right, seen from behind. Rev. ↃↃX IIII Diocletian or Maximianus on horseback to right, raising his right hand in salute. Pierced and with some breaks in plating, otherwise, very fine.

What makes this piece unusual is that the bust type is draped and seen from behind, as opposed to the bare head that usually occurs on the Tetrarchic types.