Watch List notes:

Constantine I. A.D. 307/10-337. AE 4 (14.3 mm, 124 g, 12 h). Constantinople mint, struck ca. A.D. 330. POP ROMANVS, draped bust of Genius Romanii facing left, cornucopia over shoulder / Wreath around, star over CONSS. RIC 22; LRBC 1067. aVF. Rare. 

Ex George Spradling collection.