Constantine II AE follis. Rome. AD 320. 2.20 g.

CONSTANTINVS IVN NOB C, laureate, draped and cuirassed bust right.
VOT X - ET XV F - RS all within wreath, cross with a 
dot in each quarter in the badge at the top of the wreath. 

RIC VII Rome 209; Sear 17307.
Extremely rare. Rated R5.

Sold by Auktionshaus Felzmann, Düsseldorf, Auction 155, Lot 193, March 2016.
Starting Price: 80 Euro.