Watch List notes:

Constantine I. AD 307/310-337. Æ Follis (23mm, 3.63 g, 6h). SOL INVICTO COMITI Type. Londinium (London) mint. Struck circa AD 312-313. Laureate, helmeted, and cuirassed bust left, holding spear in right hand over right shoulder and shield on left arm / Sol standing left, chlamys spread, right hand raised, holding globe in left hand; *|–//PLN. RIC VI –; C&T 7.14.008 (this coin cited). Green patina, surfaces a little rough. Near VF. Rare.

From the Paul DiMarzio Collection. Ex Classical Numismatic Group Electronic Auction 227 (10 February 2010), lot 527.