Watch List notes:

Diocletian. AD 284-305. Antoninianus (21mm, 3.94 g, 6h). Ticinum mint, 2nd officina. Struck AD 285. Radiate and cuirassed bust right / Jupiter standing left, holding thunderbolt and scepter; SXXIT. RIC V 222. Toned silvering, traces of deposits, areas of flat strike. Good VF.