Potosi, Bolivia, cob 1/2 real, Philip III, assayer Q to left, mintmark P to right, mounted cross-side out in 14K gold bezel with fixed bail. 2.84 grams total. Excellent piece for wearing with bold, complete cross showing detailed castles-and-lions plus a well-struck monogram, dark gray-silver-toned fields contrasting against lighter high points.
Estimate: 150 - 225 USD