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This is an ancient Roman AE AS, of Emperor Claudius, minted in Rome between 50 - 54 AD
Obverse: TI CLAVDIVS CAESAR AVG P M TR P IMP P P, "Tiberius Claudius Caesar, emperor (Augustus), high priest, holder of tribunician power, supreme commander (Imperator), father of the nation" bare head of Claudius facing left shoulder
Reverse: Minerva hurling javelin and holding round shield on left arm, advancing right. S C "Decree of the senate" across lower field ".
A nice coin with a clear portrait
DENOMINATION: As (=1/16 of a denarius)
MATERIAL: AE Copper
DATE: 41 - 54 AD (minted at Rome between 50 - 54 AD)
SIZE: 28mm diameter
WEIGHT: 13.21 grams
ATTRIBUTION: Kamp.: 12.26, RIC: 116. BMCRE 149.
PROVENANCE: Private collection. Hamburg, Germany