Potosi, Bolivia, cob 8 reales, 1629 (T), fine-dot borders. S-P26; KM-19a; Cal-1454. 27.11 grams. Broad flan with crude and unevenly thick perimeter displaying a bold full king's ordinal IIII and date 16Z9 as a result, good full shield and cross, XF with orange sediment all over.
Estimate: 600 - 900 USD