Watch List notes:

Claudius. A.D. 41-54. AR denarius (17.84 mm, 3.26 g, 5 h). A.D. 44-45. TI CLAVDIVS CAESAR AVG P M TR P IIII, laureate head right / IMPER RECEPT, battlemented wall inscribed enclosing praetorian camp in which Fides Praetorianorum stands left, aquila before him; behind, pediment with fortified flanking walls. RIC 26; RSC 44. VF. Rare. 

Ex Gorny & Mosch.