Watch List notes:

Bogota, Colombia, cob 2 escudos, Philip IV, assayer R below denomination II to right, mintmark N(R) to left, NGC AU 55.Restrepo-M50.25; S-B21; KM-4.1; Cal-Type 386.6.72 grams.Broad flan with full but partially flat shield and cross, bold II-R to right, partial date with bottoms of last two digits visible (possibly 1657), parts of king's name clear.
($1500-2250)