Watch List notes:

Crispus. Caesar, AD 316-326. Æ Follis (18.5mm, 3.04 g, 12h). Siscia mint, 2nd officina. Struck under Constantine I, AD 320-321. Laureate head right / VOT/ V in two lines within wreath; –|–//BSIS*. RIC VII 161. Brown patina with some copper highlights. Choice EF.