Watch List notes:

Septimius Severus. AD 193-211. AR Denarius (18mm, 3.25 g, 6h). Emesa mint. Struck AD 194-195. Laureate head right / S P Q R OPTIM O PBINCIPI (sic), Septimius Severus on horseback left, holding spear in right hand and reigns with left. RIC IV 415 var. (rev. legend); RSC 652 var. (same). Toned, minor scratches. VF.

This variety with the reverse legend spelled incorrectly is considerably more common than the variety with the correct spelling, which is exceptionally rare.