Treasure, World & U.S. Coin Auction #19

Potosi, Bolivia, cob 4 reales, 1619T (rare in this denomination), Grade-1 quality but Grade 3 on the certificate (unofficial replacement), with origin

Potosi, Bolivia, cob 4 reales, (1)620T, Grade 1. 13.23 grams. Bold full shield and cross, bold 2 and clear 0 of date, full P+T, no corrosion, edge-spl

Potosi, Bolivia, cob 4 reales, 1620T, Grade 3. 11.43 grams. Weak but certain date, round flan, full but corroded shield and cross. With Fisher certifi

Potosi, Bolivia, cob 4 reales, 162(?)T, quadrants of cross transposed, Grade 3. 10.83 grams. Clear 162 of date with possible 2 for last digit (which w

Potosi, Bolivia, cob 4 reales, Philip III, assayer T, Grade 1. 11.09 grams. Crude flan due to corrosion loss (both on edge and on surfaces), hence mor

Potosi, Bolivia, cob 4 reales, Philip III, assayer not visible, Grade 1, with original tag but certificate missing. 12.85 grams. Good full cross, full

Potosi, Bolivia, cob 4 reales, Philip III, assayer not visible, Grade 2. 12.30 grams. Choice full cross, full but off-center shield, light surface cor

Lot of 10 Potosi, Bolivia, cob 4 reales, Philip II and III, various assayers (where visible), all Grade 3. 98.35 grams total. Generally decent shields

Lot of 10 Potosi, Bolivia, cob 4 reales, Philip II and III, various assayers (where visible), all Grade 3. 104.47 grams total. Generally decent shield

Lot of 5 Potosi, Bolivia, cob 4 reales, Philip III, assayers not visible, Grade 3. 41.73 grams total. Generally decent shields and crosses despite mod