Watch List notes:

Gallienus. AD 253-268. AR Antoninianus (21mm, 3.73 g, 12h). Mediolanum (Milan) mint. 3rd emission, AD 261. Radiate bust left, slight drapery / IOVI CON SERVA, Jupiter standing left, holding thunderbolt and scepter; at feet to left, eagle standing right, head left. RIC V 486 var. (bust type); MIR 36, 1036g; Toffanin 140/3; RSC 358 var. (same). Toned, some hard green deposits. VF. Extremely rare with bust left. MIR notes only one example.