Ancient Coins, Philip I (AD 144 – 249), antoninianus, struck c. AD 248, Rome, IMP PHILIPPVS AVG, rad., dr. and cuir. bust r., rev. SAECVLVM NOVVM, hexastyle temple, Roma seated within, wt. 4.18gms. (RIC.25b), good very fine
Interestingly, this type was struck in Rome to celebrate the millennium of the founding of Rome in 753 BC by Romulus.