Watch List notes:

Potosi, Bolivia, cob 8 reales, Philip IV, assayer T (ca. 1622), mintmark P over reversed P ("phi"). S-P21a; KM-19. 27.04 grams. Slightly crude flan with good full shield and cross enhanced with darkly toned fields, bold P-over-reversed-P mintmark above cross-crosslet ornament and assayer, with a reversed P also beginning the king's name (which uses Y's for I's), cross-side legend rotated 180 degrees, nice VF.

Estimate: $200-300