Watch List notes:

Constantine II, as Caesar (317-337 AD), AE3, Arles, 3.60g, constantinvs nob c, laureate and draped bust right, rev. claritas reipvb, Sol standing right, chlamys across left shoulder and holding globe, s {star in cresent} a in exergue (RIC 156), extremely fine.

Estimate: £60 - £80