Watch List notes:

Claudius, 41 – 54. Aureus 50-54, AV 7.49 g. Laureate head of Claudius r. Rev. Draped bust of Agrippina r., wearing barley wreath. C 3. RIC 80. Calicó 396.
Rare. Struck on a very broad flan, traces of edge filing, possibly traces
of mounting, otherwise good very fine