Silver, 3.71 grams, 19.68 mm. Rome. 57 BC. Obverse: no legend, head of Bonus Eventus right; candelabrum behind. Reverse: M. PLAETORI CEST. EX. S. C, to left and right of winged caduceus. Sydenham 807; Crawford 405/5; Plaetoria 5; Sear 344. Extremely fine. A significant coin which has been published on wildwinds.com