Watch List notes:

Marcus Aurelius. A.D. 161-180. AR denarius (18.6 mm, 3.05 g, 5 h). Rome mint, struck A.D. 178. M ANTONINVS AVG, laureate head right / COS III P P, Salus seated left, holding branch, serpent rising from ground to left. RIC 425; BMCRE p. 486 note; RSC 152b. VF. Rare.