Watch List notes:

Bogota, Colombia, cob 4 reales, Philip IV, assayer R below denomination IIII to left, castles and lions in proper quadrants, encapsulated NGC XF 40, rare. Choice full shield and cross with attractive toning all over but slightly off-center strike, with bold denomination and assayer above king's ordinal IIII, possible penultimate digit of date 4 (1640s), lions and castles in proper quadrants in both shield and cross, which is unlisted in Restrepo.

Estimate: $1000 - 1500