Watch List notes:

Constantine I (306-337), Nummus, London, AD 317; AE (g 3,50; mm 20; h 7); CONSTANTINVS P AVG, laureate and cuirassed bust r., Rv. CLARITAS REI PVBLICAE, Sol standing l., holding globe and raising hand; in field, S - P; in ex. PLN. RIC 102.
Extremely rare, extremely fine.