This coin is not listed in RIC or Bastien; though I know of two other examples. I found it on eBay a few years ago; but did not like the patina. I decided to clean the surface dirt by soaking it in 12% hydrogen peroxide coupled with frequent brushing, The coin now has a shiny, dark surface; which I prefer. Constantine I A.D. 316 CONSTANTINVS P AVG; laureate and cuirassed bust right with spear over right shoulder and shield on left. SOLI INVICTO COMITI; Sol rad., raising r. hand, globe in l.; stg. l., chlamys across l. shoulder; across fields A- S. in ex. PLG RIC VII Lyons –-; Bastien --