Watch List notes:

Constantine I. AD 307/310-337. Æ Follis (26mm, 3.88 g, 6h). Londinium (London) mint. Struck circa AD 311-312. Laureate, helmeted, and cuirassed bust left, holding spear over shoulder and shield / Sol standing left, holding globe and whip; –|*//PLN. RIC VI 177; C&T 7.03.036. Green, gray, and brown surfaces, some deposits and roughness. VF.

Reportedly ex circa 1970 Bourton-on-the-Water Hoard.