Watch List notes:

Potosi, Bolivia, cob 4 reales Royal (galano), 1709 Y, very rare, NGC VF details / holed, tooled, finest known in NGC census. S-P43a; KM-R30; Cal-1136. 13.31 grams. Broad flan for this issue, with some legend around full inner details (the pillars nice but the cross doubled), with tiny hole at bottom of pillars / near bottom of cross, attractively toned but somewhat scratched on high points long ago.

Estimate: $3000 - $4500