Potosi, Bolivia, cob 4 reales, Philip III, assayer T, Grade 3.S-P21; KM-9.12.98 grams.Grade-1 quality (near full weight and virtually no corrosion), with full but off-center shield and cross, partial date (1)62(?), nicely toned.With Fisher tag and certificate #155910.Recovered from: Potosi 4R
Estimate: 400-600 USD