Antoninianus - Diocletianus (IOVI CONSERVAT; Jupiter) (290-292) front Antoninianus - Diocletianus (IOVI CONSERVAT; Jupiter) (290-292) back
Antoninianus - Diocletianus (IOVI CONSERVAT; Jupiter) (290-292) photo
© The Fitzwilliam Museum, Cambridge

Antoninianus - Diocletianus IOVI CONSERVAT; Jupiter

 
Silver 3.6 g 23.5 mm
Description
Issuer
Rome › Roman Empire (27 BC - 395 AD)
Emperor
Diocletian (Gaius Aurelius Valerius Diocletianus) (284-305) Maximian Herculius (Marcus Aurelius Valerius Maximianus) (286-305)
Type
Standard circulation coin
Years
290-292
Value
Antoninianus (1)
Currency
Antoninianus, Reform of Caracalla (AD 215 – 301)
Composition
Silver
Weight
3.6 g
Diameter
23.5 mm
Shape
Round (irregular)
Technique
Hammered
Demonetized
Yes
Updated
2024-10-05
References
Numista
N#306010
Rarity index
97%

Reverse

Jupiter, standing left, head right, holding thunderbolt in right hand and sceptre in left hand; sometimes at foot, eagle; behind, two ensigns.

Script: Latin

Lettering:
IOVI CONSERVAT
-/-//PXXIT

Translation:
Iovi Conservatori.
To Jupiter the Protector.

Comment

Mass varies: 3.11–3.9 g;
Diameter varies: 23–24 mm;

Example of this type:
The Fitzwilliam Museum, Cambridge

Source:
Online Coins of the Roman Empire (OCRE)

Interesting fact

One interesting fact about this coin is that it features an image of Jupiter, the Roman god of the sky and thunder, on one side, and Emperor Diocletian on the other. This coin was minted during a time of significant political and economic change in the Roman Empire, as Diocletian implemented a number of reforms aimed at stabilizing the empire and addressing issues such as inflation and military unrest. The coin's imagery and symbolism reflect the importance of the Roman pantheon and the emperor's role as a divine authority figure.