Watch List notes:

Potosi, Bolivia, cob 1/4 real, Philip II, assayer R (Rincon) to right, mintmark P to left, rare. 0.81 gram. Choice specimen on a huge flan with FULL legends and crowns (very rare thus), nice full castle and cross and clear P-R, choice AXF, one of the best available for this smallest coin of the first assayer.

Estimate: $1000 - 1500