This one just sold in Roma E-sale 21, lot 884
Constantine I Æ Nummus. Lugdunum, AD 306-337. CONSTANTINVS AVG, laureate and cuirassed bust right, holding spear and shield / SOLI INVICTO COMITI, Sol standing left, holding globe and raising hand; A-S across fields, PLG in exergue. RIC 60 var. (bust left). 3.13g, 18mm, 6h.
It has sold several times in the last few years and is already on Lech's site-
http://www.forumancientcoins.com/notinric/7lyo-60.html