Watch List notes:

Constantine I. AD 307/310-337. Æ Half Follis (17mm, 2.53 g, 6h). Rome mint, 3rd officina. Struck AD 312-313. Laureate, draped, and cuirassed bust right / Pax standing left, holding branch and signum; XII/–//RS. RIC VI 357. VF, brown surfaces. Scarce.