Watch List notes:

Bogota, Colombia, cob 2 escudos, 164(?), assayer R to left. S-B21; KM-4.1; Restrepo-M50.23. 6.67 grams. Choice full shield with clear NR to right and II-R to left, full but doubled cross with bold date 164 and what looks like final digit 1 but assayer R did not start till 1642, XF with toning around details.

Estimate: $1000