Treasure Auction #8: Daniel F. Sedwick, LLC

Potosi, Bolivia, cob 8 reales, Philip IV, assayer T (1628-9). KM-19a. 26.8 grams. Choice full shield, full but doubled cross, nicely toned VF+.

Potosi, Bolivia, cob 8 reales, 162(9)T, small dots, denomination 8, from the 1629 "Panama hoard." S-P26; KM-19a. 26.8 grams. Finely detail...

Potosi, Bolivia, cob 8 reales, 1629T, small dots. S-P26; KM-19a. 27.0 grams. Choice AU+ with muted luster, bold full date, a year that usually comes n

Potosi, Bolivia, cob 8 reales, 1649O, with crowned-O countermark on cross, rare as non-salvage. S-P35; KM-19b. 23.7 grams. Bold P-O, full 164 of date,

Potosi, Bolivia, cob 8 reales Royal, 1650O, rare. S-P35; KM-R19b. 26.8 grams. Die-match with Lazaro #111 (even with the same doubling to the right of

Potosi, Bolivia, cob 8 reales, 1651E, no countermark (rare). S-P36; KM-19b. 28.4 grams. Huge, overweight planchet with great full shield and cross but

Mixed lot of 7 Potosi, Bolivia, cobs of Philip III and IV: six 8R (assayers curved-leg R, T, P and not visible, some with partial dates; and one 2R.

Potosi, Bolivia, cob 4 reales, Philip II, assayer B (2nd period). S-P6; KM-4.2. 13.6 grams. Broad, round flan with choice full shield and cross, XF wi

Potosi, Bolivia, cob 4 reales, Philip IV, assayer T (ca. 1629). KM-17a. 12.1 grams. Lustrous VF+ with bold full shield and cross.

Lot of 4 Potosi, Bolivia, cob 2 reales, Philip III and IV, assayers R (curved-leg), M, T and not visible. 6.2 to 6.6 grams each. Good full crosses, F

Potosi, Bolivia, cob 2 reales, Philip II, assayer not visible (Rincon). S-P1; KM-3.2. 6.7 grams. Broad flan with very well-detailed (but slightly doub

Potosi, Bolivia, cob 2 reales, Philip II, assayer M to right, rare. S-P2; KM-3.2. 6.4 grams. Choice full cross, bold denomination ii to left and weake

Potosi, Bolivia, cob 2 reales, Philip II, assayer A. S-P11; KM-3.2; CT-508. 6.6 grams. Big flan with bold but doubled full cross, clear assayer, crude

Potosi, Bolivia, cob 2 reales, Philip II, assayer R (Ramos). S-P13; KM-3.2; CT-510. 6.4 grams. Choice bold legends and crown on a broad flan, full but

Potosi, Bolivia, cob 2 reales, Philip II, assayer B (5th period), probably from the Atocha (1622) but no certificate. S-P14; KM-3.2. 6.4 grams. Full s

Potosi, Bolivia, cob 2 reales, 1617M, rare first date on Potosi cobs. S-P19; KM-8; CT-356. 6.5 grams. Broad flan with full date and P-M, good full shi

Potosi, Bolivia, cob 2 reales, (16)20T, rare. S-P21; KM-8. 6.7 grams. Bottom half of 20 of date visible, full P-T, nearly full but partially flat shie

Lot of 2 Potosi, Bolivia, cob 2R, assayer T, dated 1629 and 1630 (rare). S-P26; KM-14a. 6.4 and 5.4 grams. Both with clear assayers and dates (the 163

Potosi, Bolivia, cob 2 reales, (1)637TR, very rare. S-P27; KM-14a. 5.5 grams. Full and bold 637 date, also nice full shield with weak but certain TR t

Potosi, Bolivia, cob 2 reales, (16)43TR, very rare. S-P29; KM-14a. 6.5 grams. Full 3 and bottom of 4 of date, bold full TR (large, with top-left exten