Bogota, Colombia, gold cob 2 escudos, Phillip IV, assayer A below mintmark NR to left (ca. 1640), NGC AU 58. Restrepo-M50.17; S-B20; KM-4.1. 6.67 grams. Good full shield with clear (N)RA to left, full but slightly doubled cross-and-tressure, encrustation in crevices.