Watch List notes:

Antoninus Pius, 138-161. Sestertius (Orichalcum, 34 mm, 23.05 g, 5 h), Rome, 151-152. IMP CAES T AEL HADR ANTONINVS AVG PIVS P P Laureate head of Antoninus Pius to right. Rev. TR POT XV COS IIII / S C Antoninus Pius on horseback to left, raising his right hand in salute and holding scepter in his left. BMC 1890 and pl. 46, 8 (same reverse die). Cohen -. RIC 890a. Extremely rare and in exceptional condition for the issue. A beautiful piece with a wonderful reverse image. Very light roughness and with two minor flan faults on the reverse, otherwise, extremely fine.