Watch List notes:

Severina. Augusta, AD 270-275. Antoninianus (21mm, 3.35 g, 11h). Rome mint, 6th officina. 11th emission of Aurelian, AD 275. Draped bust right, wearing stephane, set on crescent / Concordia standing facing, head left, holding signum in each hand; -/ς(inverted?)//XXIR. RIC V 4; BN 234-6. Minor roughness, small flan crack. VF.