Watch List notes:

Constantius II, as Caesar, 324-337. Follis (Bronze, 24 mm, 4.76 g, 6 h), Sirmium, 351-355. D N CONSTANTIVS P F AVG Pearl-diademed, draped and cuirassed bust of Constantius II to right; in field to left, A. Rev. CONCORDIA MILITVM / III / ✱SIRM Constantius II standing facing, head to left, holding two signa with Chi-Rho on banners. RIC 21. Light areas of weakness, otherwise, good very fine.