| Issuer | Roman Empire (27 BC - 395 AD) |
| Year | 321 |
| Type | Standard circulation coin |
| Value | Nummus (1⁄7200) |
| Currency | Solidus, Reform of Constantine (AD 310/324 – 395) |
| Composition | Bronze |
| Weight | 3.22 g |
| Dimensions | 18.5 mm |
| Thickness | |
| Shape and Technique | Round (irregular) Hammered |
| Orientation | |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | RIC VII#312, OCRE#ric.7.tri.312 |
| Obverse description | Bust of Constantinus II to left, laureate, cuirassed, holding globus nicephorus in right hand and mappa in left hand. |
| Obverse script | Latin |
| Obverse lettering | CONSTANTINVS IVN NOB C (Translation: Constantinus Iunior Nobilissimus Cæsar Constantine the young, most noble caesar) |
| Reverse description | Altar inscribed with vows, a globe surmounted by three stars above. Officina and mintmark in exergue. |
| Reverse script | Latin |
| Reverse lettering | BEATA TRANQVILLITAS
VOTIS XX
PTR or STR (Translation: Beata Tranquillitas. Votis vicennalibus. Blessed peace. Vows for the twentieth anniversary of reign. Trier) |
| Edge | |
| Mint | TR Augusta Treverorum / Treveri,modern-day Trier, Germany |
| Mintage | ND (321) - 1st officina (PTR) - ND (321) - 2nd officina (STR) - |
| Catalog ID | 7650718280 |
| Comments |
