Potosi, Bolivia, cob 4 reales, 1652 E Transitional, McLean Type 1 (rare), ex-Capitana (1654), mounted pillars side out in 14K gold bezel with fixed bail. 15.12 grams total. Rare transitional type clearly identifiable with plentiful details despite surface corrosion, nearly complete pillars-and-waves plus shield and some legend text showing, silvery-gray matte surfaces. From the Capitana (1654).
Estimate: 300 - 450 USD