Watch List notes:

Kingdom of Mauretania, Ptolemy AR Denarius. Caesarea, dated RY 20 = AD 39/40. REX PTOLEMAEVS, diademed head right / Square altar, bedecked with garlands and a wreath on front; [PI]ET-A[TI] across field, RΛ-XX (date) above wreath and in exergue. Mazard 429 var. (date illegible, positioning of rev. legend); MAA 350 var. (same); Roma XIX, 260 var. (same); SNG Copenhagen -. 2.00g, 15mm, 9h.

Good Very Fine; deep old cabinet tone. Extremely Rare; only one other example of the type on CoinArchives, the first known with a reverse legend which is place horizontally across the field, rather than vertically.