Watch List notes:

Constantine I. AD 307/310-337. Æ Follis (22mm, 3.93 g, 6h). ADVENTVS Type. Londinium (London) mint. Struck circa AD 311-312. Laureate and cuirassed bust right / Constantine I riding left, right hand raised, holding spear in left hand, on horse pawing seated captive to left; –|*//PLN. RIC VI 137; C&T 7.01.009 (this coin cited and illustrated). Green patina, slight roughness. VF. Rare.

From the Paul DiMarzio Collection, purchased from Lee Toone (Hookmoor Ancient Coins), 6 November 2016. Ex CT Collections, purchased from Chris Baker on eBay for £70, April 2012.