Watch List notes:

Tacitus, 275-276. Antoninianus (Silvered bronze, 22 mm, 4.62 g, 12 h), Rome, November-December 275. IMP C M CL TACITVS AVG Radiate, draped and cuirassed bust of Tacitus to right. Rev. CLEMENTIA TEMP / Z / XXI Mars standing front, head to left, holding olive-branch in his right hand and spear and shield in his left. Cohen 15. RIC 83. RIC V online 3506. Minor deposits on the obverse and with a flan crack, otherwise, extremely fine.