Constantinus I. Æ Nummus, struck AD 322-323 at Treveri (Trier) mint.
Obv: CONSTANTINVS AVG,
helmeted and cuirassed bust right.
Rev: BEATA TRANQVILLITAS // •PTR•
(in exergue), altar inscribed
VOTIS XX in three lines, surmounted by globe; three stars above.
3,07 g, 20 mm.
RIC 368
flan crack
amazingly detailed helmet