Watch List notes:

Diocletian. AD 284-305. Antoninianus (21.5mm, , 5h). Heraclea mint, 3rd officina. Struck AD 291. Radiate, draped, and cuirassed bust right / Diocletian standing right, holding scepter and receiving Victory on globe from Jupiter standing left, holding long scepter; HΓ//•XXI•. RIC V 284. Silvering. In NGC encapsulation, 4682210-412, graded XF.