Watch List notes:

Septimius Severus, (A.D.193-211), silver denarius, issued 201, Rome mint, (3.37 g), obv. laureate head to right, SEVERVS PIVS AVG, rev. PART MAX P M TR P VIIII, captives seated either side of trophy base, (cf.S.6323, RIC 176, RSC 370) (illustrated); lead denarius, "limes denarius", uncertain border military mint, issued 196-197, (2.36 g), obv. laureate head right, around L SEPT SEV PERT AVG IMP VIII, rev. Providentia standing left with wand over orb and sceptre in other hand, around PROVIDENTIA AVG, (cf.RIC 92a, cf.RSC 592); Geta, (A.D.209-212), issued as Caesar 199, silver denarius, Rome mint, (2.98 g), obv. P SEPT GETA CAES PONT, bare-headed bust draped to right, rev. around NOBILITAS, Nobilitas standing frontal. head to right, holding sceptre and palladium, (S.7184, BMC 223-7, RIC 13a, RSC 90). Toned, nearly very fine - very fine. (3)

With certificates from Cyber Coins & Banknotes.

The "limes" denarii were issued on the military frontiers (the limes) during the Severan dynasty. They are high grade base metal imitations of the standard denarii. It is assumed they were issued to the miltary as token coinage when good coinage was unavailable.
($130-150)