Watch List notes:

Constantine I. AD 307/310-337. Æ Follis (22.5mm, 5.05 g, 6h). PRINCIPI IVVENTVTIS Type. Londinium (London) mint. Struck circa AD 312-313. Laureate, helmeted, and cuirassed bust left, holding spear in right hand over right shoulder, shield on left arm / Prince standing right, cloak hanging behind, holding transverse spear in right hand and globe in left; *|–//PLN. RIC VI 186-186a; C&T 7.11.014 (this coin cited and illustrated). Green patina with some red, minor deposits. Good VF. Rare.

From the Paul DiMarzio Collection. Ex Classical Numismatic Group Electronic Auction 319 (29 January 2014), lot 553.