Watch List notes:

Constantine I. AD 307/310-337. Æ Follis (23mm, 4.88 g, 6h). PRINCIPI Two Standards Type. Londinium (London) mint. Struck circa AD 311-312. Laureate, helmeted, and cuirassed bust left, holding spear in right hand over right shoulder and shield on left arm / Constantine I standing left, holding signum in each hand; –|*//PLN. RIC VI 220; C&T 7.06.013. Brown patina, weakly struck reverse. Good VF. Sharp and attractive portrait. Rare.

From the Paul DiMarzio Collection. Ex Inventory of a UK Dealer [Simon Shipp, Den of Antiquity] (Roma E-Sale 68, 27 February 2020), lot 1226, purchased from C.J. and A.J. Dixon, 20 February 1979; 1970 Bourton-on-the-Water Hoard.