Watch List notes:

Trebonianus Gallus (251-253). AR Antoninianus, Rome mint. Obv. IMP CAE C VIB TREB GALLVS AVG. Radiate, draped and cuirassed bust right. Rev. ANNONA AVGG. Annona standing right, holding rudder and corn-ears, left foot on prow. RIC 31. C. 17. AR. g. 3.22 mm. 22.00 R. Rare. Lustrous, virtually as struck. About FDC.