Watch List notes:

Constantine I. AD 307/310-337. Æ Follis (19.5mm, 3.71 g, 6h). Londinium (London) mint. Struck circa AD 320. CONST ANTINVS AG, helmeted and cuirassed bust right / VIRTVS EXERCIT, vexillum inscribed VOT/ XX in two lines; flanked by captive seated left and right, head looking up at vexillum; –|–//PLON. RIC VII 186; C&T 9.02.013 (this coin cited and illustrated). Toned partial silvering, green-brown patina, some deposits. Good VF. Very rare with this obverse legend.

From the Paul DiMarzio Collection. Ex ArtCoins Roma 9 (29 April 2014), lot 825.