Watch List notes:

Constantine I Æ Nummus. Trier, AD 321. CONSTANTINVS AVG, helmeted and cuirassed bust right / BEATA TRANQUILLITAS, globe set on altar inscribed VOTIS XX in three lines; three stars above; PTR in exergue. RIC VII 303. 2.69g, 20mm, 12h.

Good Extremely Fine, well centred.