Watch List notes:

Constantine I. AD 307/310-337. Æ Follis (23.5mm, 4.22 g, 6h). SOL INVICTO COMITI Type. Londinium (London) mint. Struck circa AD 312-313. Laureate and cuirassed bust right / Sol standing left, chlamys spread, right hand raised, holding globe in left hand; *|–//PLN. RIC VI 281; C&T 7.14.002 (this coin cited and illustrated). Brown patina, light roughness, tiny hard green deposits on reverse. VF. Very rare.

From the Paul DiMarzio Collection, purchased from Lee Toone (Hookmoor Ancient Coins), 6 November 2016. Ex CT Collections, purchased from Tony Laverack (eBay "4vgvstvs").