Watch List notes:

Caracalla (198-217). AR Denarius. Rome mint. Struck 207 AD. Obv. ANTONINVS PIVS AVG. Laureate bust right. Rev. PONTIF TR P X COS II. Mars standing left, leaning on shield and holding spear. RIC IV 88. AR. 3.21 g. 19.00 mm. Lightly toned, warm hues. Slightly porous surface. About EF/Good VF.