Watch List notes:

Q. Antonius Balbus. 83-82 BC. AR Serrate Denarius (18mm, 3.71 g, 5h). Rome mint. Laureate head of Jupiter right / Victory driving quadriga right, holding reins, palm frond, and wreath; R below horses. Crawford 364/1d; Sydenham 742b; Antonia 1; RBW 1374. Attractive iridescent toning. In NGC encapsulation 3762329-006, graded AU. Strike: 4/5, Surface: 5/5.