Potosi, Bolivia, cob 8 reales, 1708 Y. S-P43a; KM-31; Cal-1543. 26.47 grams. Chunky flan with much flatness but one full and sharp pillar, one lion, clear date and assayer, part of king's name in legend, technically no worse than XF with edge-split and patchy toning.
Estimate: 200 - 300 USD