Watch List notes:

Plautilla. Augusta, AD 202-205. AR Denarius (18mm, 3.41 g, 12h). Rome mint. Struck under Septimius Severus and Caracalla, AD 202-203. Draped bust right / CONCORDIA FELIX, Caracalla standing left, holding volumen and clasping right hands with Plautilla standing right. RIC IV 365a (Caracalla); RSC 12. Lightly toned, reverse struck with worn die. Near EF. Excellent portrait.

Ex Freeman & Sear 6 (6 October 2000), lot 552.