Watch List notes:

Constantine II. As Caesar, AD 316-337. Æ 1/8 Follis (14mm, 1.56 g, 6h). Treveri (Trier) mint. Struck summer AD 307. CONSTA NTINVS N C, laureate head right / VOT/ X/ CAESS/ NN in four lines within wreath. RIC VI 749 (1/4 Follis); Zschucke 6.8. Fine, brown surfaces. Very rare.