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(1948)
Day 1
›
Gold Cobs of Spain (10)
›
Gold Cobs of the New World (58)
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Shipwreck Ingots (15)
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Shipwreck Coins (434)
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Mexico Silver Cobs (112)
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Lima Silver Cobs (118)
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Potosí Silver Cobs (74)
Day 2
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World Coins and Tokens (517)
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Medals and Decorations (20)
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U.S. Coins, Medals, and Tokens (10)
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U.S. Paper Money (14)
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World Paper Money (60)
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Ancient and Medieval (9)
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Coin Jewelry (29)
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Shipwreck Artifacts (64)
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Non-shipwreck Artifacts (6)
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Documents (2)
Day 3
›
Gold Cobs of Spain (1)
›
Gold Cobs of the New World (2)
›
Shipwreck Coin (212)
›
Mexico Silver Cobs (6)
›
Lima Silver Cobs (4)
›
Potosí Silver Cobs (38)
›
World Coins and Tokens (105)
›
Medals and Decorations (7)
›
U.S. Coins, Medals, and Tokens (1)
›
U.S. Paper Money (1)
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Coin Jewelry (8)
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Shipwreck Artifacts (9)
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Non-shipwreck Artifacts (2)
Go to lot:
Sedwick & Associates, LLC
Treasure Auction 38
13-15 Nov 2025
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Sale information
Sale Details/Timetable
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Page 1 of 1
Browsing category Potosí Silver Cobs
Lot 1780
Starting price:
140 USD
BOLIVIA, Potosí, cob 8 reales, Philip II, assayer B (2nd period). S-P6; KM-5.1; Cal-672. 26.30 grams. VF with some...
Price realized:
425 USD
Lot 1781
Starting price:
140 USD
BOLIVIA, Potosí, cob 8 reales, Philip II, assayer B (5th period, borders of x's). S-P14; KM-5.5; Cal-unl (cf 672)....
Price realized:
350 USD
Lot 1782
Starting price:
160 USD
BOLIVIA, Potosí, cob 8 reales, Philip III, assayer R (curved leg). S-P15; KM-10; Cal-912. 27.12 grams. VF+ with a...
Price realized:
550 USD
Lot 1783
Starting price:
140 USD
BOLIVIA, Potosí, cob 8 reales, Philip III, assayer R (curved leg). S-P15; KM-10; Cal-912. 21.06 grams. VF, underweight...
Price realized:
550 USD
Lot 1784
Starting price:
140 USD
BOLIVIA, Potosí, cob 8 reales, Philip III, assayer R (curved leg). S-P15; KM-10; Cal-912. 27.33 grams. Gray-toned XF...
Price realized:
650 USD
Lot 1785
Starting price:
140 USD
BOLIVIA, Potosí, cob 8 reales, Philip III, assayer Q. S-P17; KM-10; Cal-916. 20.89 grams. XF with surface corrosion...
Price realized:
425 USD
Lot 1786
Starting price:
140 USD
BOLIVIA, Potosí, cob 8 reales, (1617) M. S-P19; KM-10; Cal-921. 25.25 grams. Choice piece despite light surface...
Price realized:
650 USD
Lot 1787
Starting price:
160 USD
BOLIVIA, Potosí, cob 8 reales, Philip IV, assayer P (early 1620s), quadrants of cross transposed ("flat" lions)....
Price realized:
325 USD
Lot 1788
Starting price:
160 USD
BOLIVIA, Potosí, cob 8 reales, Philip IV, assayer not visible (1620s), quadrants of cross transposed, "flat" lions....
Price realized:
600 USD
Lot 1789
Starting price:
160 USD
BOLIVIA, Potosí, cob 8 reales, Philip IV, assayer T (late 1620s), "flat" lions. S-P26; KM-19a; Cal-Type 327. 27.27...
Price realized:
550 USD
Lot 1790
Starting price:
140 USD
BOLIVIA, Potosí, cob 8 reales, Philip IV, assayer T (late 1620s), "flat" lions. S-P26; KM-19a; Cal-Type 327. 26.52...
Price realized:
260 USD
Lot 1791
Starting price:
160 USD
BOLIVIA, Potosí, cob 8 reales, Philip IV, assayer T (late 1620s), "hunched over" lions. S-P26; KM-19a; Cal-Type 327....
Price realized:
400 USD
Lot 1792
Starting price:
140 USD
BOLIVIA, Potosí, cob 8 reales, Philip IV, assayer T (late 1620s), "hunched over" lions. S-P26; KM-19a; Cal-Type 327....
Price realized:
425 USD
Lot 1793
Starting price:
160 USD
BOLIVIA, Potosí, cob 8 reales, Philip IV, assayer T (early 1630s), cross-fleury ornaments flanking denomination 8....
Price realized:
375 USD
Lot 1794
Starting price:
200 USD
BOLIVIA, Potosí, cob 8 reales, Philip IV, 164(?) T. S-P30; KM-19a; Cal-Type 327. 26.71 grams. Well-detailed XF with...
Price realized:
975 USD
Lot 1795
Starting price:
140 USD
BOLIVIA, Potosí, cob 4 reales, Philip II, assayer L (1st period) below mintmark P to left, "Segovia" lions, rare....
Price realized:
425 USD
Lot 1796
Starting price:
120 USD
BOLIVIA, Potosí, cob 4 reales, Philip IV, assayer T (late 1620s), "hunched over" lions. S-P26; KM-17a; Cal-Type 279....
Price realized:
425 USD
Lot 1797
Starting price:
100 USD
BOLIVIA, Potosí, cob 2 reales, Philip II, assayer R (Rincón) to left. S-P1; KM-3.2; Cal-364. 5.69 grams. Typically...
Price realized:
220 USD
Lot 1798
Starting price:
120 USD
BOLIVIA, Potosí, cob 2 reales, Philip II, assayer L (1st period), "Seville" lions. S-P3; KM-3.2; Cal-367. 6.07 grams....
Price realized:
280 USD
Lot 1799
Starting price:
120 USD
BOLIVIA, Potosí, cob 2 reales, Philip II, assayer B (3rd period). S-P10; KM-3.2; Cal-370. 6.47 grams. VF with bold,...
Price realized:
180 USD
Lot 1800
Starting price:
120 USD
BOLIVIA, Potosí, cob 2 reales, Philip II, assayer A. S-P11; KM-3.2; Cal-371. 6.48 grams. XF with matte, lightly...
Price realized:
170 USD
Lot 1801
Starting price:
80 USD
BOLIVIA, Potosí, cob 1 real, Philip II, assayer A. S-P11; KM-2.2; Cal-244. 3.22 grams. VF with clear assayer A to left...
Price realized:
110 USD
Lot 1802
Starting price:
120 USD
BOLIVIA, Potosí, cob 1 real, Philip III, assayer C, very rare. S-P16; KM-7; Cal-unl (Type 104). 2.31 grams. Very rare...
Price realized:
140 USD
Lot 1803
Starting price:
120 USD
BOLIVIA, Potosí, cob 1 real, 1618 PAL, very rare. S-P20; KM-7; Cal-unl (Type 104). 3.23 grams. Crude AVF but very...
Price realized:
240 USD
Lot 1804
Starting price:
80 USD
BOLIVIA, Potosí, cob 1 real, (1651-52) E, rare. S-P36; KM-12b; Cal-Type 201. 1.75 grams. Crude VF with slightly bent...
Price realized:
100 USD
Lot 1805
Starting price:
100 USD
BOLIVIA, Potosí, cob ½ real, Philip II, assayer R (Rincón) to left, mintmark P to right. S-P1; KM-1.1; Cal-136. 1.64...
Price realized:
425 USD
Lot 1806
Starting price:
100 USD
BOLIVIA, Potosí, cob ½ real, Philip II, assayer B (1st period) below, mintmark P to left of monogram. S-P4; KM-1.2;...
Price realized:
375 USD
Lot 1807
Starting price:
200 USD
BOLIVIA, Potosí, cob 8 reales, 1698 F. S-P42; KM-26; Cal-744. 26.67 grams. Typically crude strike but with two clear...
Price realized:
475 USD
Lot 1808
Starting price:
200 USD
BOLIVIA, Potosí, cob 8 reales, 1704 Y. S-P43a; KM-31; Cal-1539. 26.91 grams. Slightly tougher date, VF with dark gray...
Price realized:
400 USD
Lot 1809
Starting price:
180 USD
BOLIVIA, Potosí, cob 8 reales, 1709 Y. S-P43a; KM-31; Cal-1545. 26.42 grams. Dark gray-toned VF with some flatness due...
Price realized:
325 USD
Lot 1810
Starting price:
160 USD
BOLIVIA, Potosí, cob 8 reales, 1740 P/M, very rare. S-P48; KM-unl (31a for type); Cal-unl (Type 176). 26.80 grams....
Price realized:
500 USD
Lot 1811
Starting price:
200 USD
BOLIVIA, Potosí, cob 8 reales, 1751 q, NGC / Excavation Recovery - AU. S-P52; KM-40; Cal-518. Lustrous and silvery...
Price realized:
650 USD
Lot 1812
Starting price:
120 USD
BOLIVIA, Potosí, cob 2 reales, 1673 E. S-P37b; KM-24; Cal-395. 4.71 grams. VF, struck on a square flan with full date...
Price realized:
280 USD
Lot 1813
Starting price:
200 USD
BOLIVIA, Potosí, cob 2 reales, 1678/7 E, unique (unlisted). S-P37b; KM-unl (24 for type); Cal-unl (Type 74). 6.00...
Lot unsold
Lot 1814
Starting price:
140 USD
BOLIVIA, Potosí, cob 2 reales, 1681 V. S-P39; KM-24; Cal-409. 6.12 grams. Nice XF with a few flat areas from strike...
Price realized:
350 USD
Lot 1815
Starting price:
45 USD
BOLIVIA, Potosí, cob 2 reales, 1710 Y. S-P43a; KM-29; Cal-886. 5.46 grams. VF with date (scarce) plus two clear...
Price realized:
200 USD
Lot 1816
Starting price:
120 USD
BOLIVIA, Potosí, cob 2 reales, 1751 q/E, rare. S-P52; KM-38; Cal-322. 6.65 grams. Nice, bold XF example of this rare...
Price realized:
300 USD
Lot 1817
Starting price:
140 USD
BOLIVIA, Potosí, cob 1 real, 1697 F/CH, very rare. S-P42; KM-23; Cal-292. 3.39 grams. Crude AVF but with clear (and...
Price realized:
220 USD
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