Watch List notes:

Caracalla and Septimius Severus (198-217). AR Denarius (18mm, 2.99g, 11h). Rome, AD 201. Laureate, draped and cuirassed bust of Caracalla r. R/ Laureate, draped and cuirassed bust of Septimius right, vis-à-vis laureate, draped, and cuirassed bust of Caracalla l. RIC IV 32b; RSC 2. Rare, Good Fine