Watch List notes:

Libius Severus. 461-465 AD. Half Siliqua, 0.85g (6h). Rome. Obv: D N LIB S[EVERV]S P F AVG Diademed, draped, cuirassed bust right, seen from front. Rx: Christogram in laurel wreath, RM in exergue. RIC 2713 (R2). Cohen 16 (25 Fr.). Ex Peus 417, 2 November 2016, H.-J. Lückger Collection, lot 824.