Watch List notes:

Constantius II. A.D. 337-361. Æ 4 (15 mm, 1.46 g, 6 h). Rome, A.D. 337-340. FL IVL CONST-ANTIVS AVG, laureate, draped and cuirassed bust of Constantius II right / SECVRI-TAS REIP, Securitas standing facing, head right, holding scepter and leaning on column; R(leaf)S. RIC 15; LRBC 591. Earthen-brown patina. Very fine. 

From the Maple Leaf Collection.