Watch List notes:

Constantine I. AD 307/310-337. Æ Follis (22mm, 3.98 g, 5h). ADVENTVS Type. Londinium (London) mint. Struck circa AD 311-312. Laureate, helmeted, and cuirassed bust left, holding spear in right hand over right shoulder, shield on left arm / Constantine I riding left, right hand raised, holding spear in left hand, on horse pawing seated captive to left; –|*//PLN. RIC VI –; C&T 7.01.022. Brown patina, reverse die wear. VF. Very rare.

From the Paul DiMarzio Collection. Ex iNumis 8 (20 March 2009), lot 293.