Watch List notes:

Constantine I. A.D. 307/10-337. AE 3 centenionalis (19.30 mm, 3.25 g, 11 h). Thesslonica mint, A.D. 319. CONSTANTINVS AVG, laureate cuirassed bust left holding mappa, globe and spear over shoulder / VICTORIA · AVGG NN ·, Victory walking left holding wreath and palm; · TS · ς ·in exergue. RIC 60 var (unpublished officina). good VF, green patina with white speckles. Unlisted Officina. 

Unpublished from officina "S" (ς) - only listed for Γ and Δ