Watch List notes:

Diocletian, 284-305. Antoninianus (Billon, 22-24 mm, 3.72 g, 11 h), Lugdunum, 287-289. IMP C DIOCLETIANVS P F AVG Radiate, draped and cuirassed bust of Diocletian to right, seen from behind. Rev. IOVI TVTATORI AVGG / P Jupiter standing left, holding Victory on globe in his right hand and long scepter with his left; to left at feet, eagle. Bastien 143. Cohen 297. RIC 53. Mostly silvered. Very minor flatness on the reverse, otherwise, extremely fine.