Watch List notes:

Potosi, Bolivia, cob 8 reales, 1657E, assayer to left of cross (rare), PH at top on pillars side, denomination 8 above cross. S-P37a; KM-21; CT-unl. 27.28 grams. Good full cross, full but off-center pillars-and-waves, full king's name and ordinal in legend, nicely toned VF with "horn silver" on surface as from unspecified salvage.

Estimate: $200 - 300