Watch List notes:

Claudius, with Agrippina Junior, 41-54. Aureus (Gold, 19.0 mm, 7.66 g, 7 h), Rome, 50-51. TI CLAVD CAESAR AVG GERM P M TRIB POT P P Laureate head of Claudius to right. Rev. AGRIPPINAE AVGVSTAE Draped bust of Agrippina Junior to right, wearing barley wreath, her hair tied in a plait at the back. BMC 72. BN 79. Calicó 396e. RIC 80. Rare. With an attractive reddish tone and two powerful portraits. Minor edge nick, otherwise, extremely fine.
From a European collection, ex Numismatica Ars Classica 59, 4 April 2011, 913, Numismatica Ars Classica 52, 7 October 2009, 338 and from the collection of a "European Nobleman" Numismatica Ars Classica 24, 6 December 2002, 31.