Potosi, Bolivia, cob 8 reales, Philip II, assayer B (5th period), borders of x's. S-P14; KM-5.5. 26.78 grams. Non-toned and semi-lustrous AXF (lightly struck) with full shield and cross-lions-castles, clear borders of x's, flat peripheries. (Estimate: $200 - 300)