Watch List notes:

Constantine the Great (AD 307-337), AE Nummus (24.3 x 23.0 mm 4.91 g 6h), London mint, IMP CONSTANTINVS PF AVG, laureate, draped and cuirassed bust of Constantine right, rev. SOLI INVICTO COMITI, Sol standing left. PLN in exergue (RIC 114; CT 6.01.004), extremely fine.
Ex Toone collection.

A rare issue for the London mint, just five types known and all are rare or very rare

(£250 - £350)