NumisBids: Sedwick & Associates, LLC Treasure Auction 38 (13-15 Nov 2025): Potosí Silver Cobs

Sedwick & Associates, LLC
Treasure Auction 38 13-15 Nov 2025
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Browsing category Potosí Silver Cobs

Lot 748

Starting price: 550 USD

BOLIVIA, Potosí, cob 8 reales, Philip II, assayer L (1st period), "Seville" lions, D,G, in legend. S-P3; KM-5.1;...

Price realized: 700 USD

Lot 749

Starting price: 400 USD

BOLIVIA, Potosí, cob 8 reales, Philip II, assayer B (1st period). S-P4; KM-5.1; Cal-672. 27.36 grams. Broad flan with...

Price realized: 750 USD

Lot 750

Starting price: 160 USD

BOLIVIA, Potosí, cob 8 reales, Philip II, assayer B (1st period), "heavy" lions in cross, rare. S-P4; KM-5.1; Cal-672....

Price realized: 425 USD

Lot 751

Starting price: 1000 USD

BOLIVIA, Potosí, cob 8 reales, Philip II, assayer C below erased B or B/L, rare, ex-Dym, ex-Portolà. S-P5; KM-5.1;...

Price realized: 1200 USD

Lot 752

Starting price: 280 USD

BOLIVIA, Potosí, cob 8 reales, Philip II, assayer B (3rd period). S-P10; KM-5.1; Cal-672. 26.98 grams. Broad flan with...

Price realized: 450 USD

Lot 753

Starting price: 400 USD

BOLIVIA, Potosí, cob 8 reales, Philip II, assayer A, variety with denomination as "oVIIII," rare. S-P11; KM-5.1;...

Price realized: 625 USD

Lot 754

Starting price: 240 USD

BOLIVIA, Potosí, cob 8 reales, Philip II, assayer B (5th period, border of x's on obverse, early style reverse)....

Price realized: 280 USD

Lot 755

Starting price: 240 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: 750 USD

Lot 756

Starting price: 280 USD

BOLIVIA, Potosí, cob 8 reales, Philip III, assayer B, rare. S-P14a; KM-10; Cal-910. 27.23 grams. Very broad flan with...

Price realized: 325 USD

Lot 757

Starting price: 200 USD

BOLIVIA, Potosí, cob 8 reales, Philip III, assayer C, rare. S-P16; KM-10; Cal-unl (Type 164). 25.98 grams. Full but...

Price realized: 325 USD

Lot 758

Starting price: 1600 USD

BOLIVIA, Potosí, cob 8 reales, 1618 PAL, rare, PCGS VF details / saltwater damage, ex-Atocha Research Collection...

Price realized: 3250 USD

Lot 759

Starting price: 200 USD

BOLIVIA, Potosí, cob 8 reales, 1618 T, denomination o-V-III, quadrants of cross transposed. S-P21; KM-10; Cal-926....

Price realized: 875 USD

Lot 760

Starting price: 4500 USD

BOLIVIA, Potosí, cob 8 reales Royal (galano), 1630 T, cross-fleury ornaments, unique, NGC XF details / plugged, holed....

Price realized: 6500 USD

Lot 761

Starting price: 400 USD

BOLIVIA, Potosí, cob 8 reales, 1630 T. S-P26; KM-19a; Cal-1455. 27.14 grams. Choice full date at about 10 to 1 o'clock...

Price realized: 700 USD

Lot 762

Starting price: 325 USD

BOLIVIA, Potosí, cob 8 reales, 1630 T. S-P26; KM-19a; Cal-1455. 27.12 grams. Bold date followed by cross-fleury...

Price realized: 800 USD

Lot 763

Starting price: 240 USD

BOLIVIA, Potosí, cob 8 reales, 1643 FR, rare. S-P28; KM-19a; Cal-1471. 28.04 grams. Typically crude and thick flan...

Price realized: 1100 USD

Lot 764

Starting price: 200 USD

BOLIVIA, Potosí, cob 8 reales, 1644 TR, rare. S-P29a; KM-19a; Cal-1473. 27.86 grams. Unusually broad flan with good...

Price realized: 400 USD

Lot 765

Starting price: 280 USD

BOLIVIA, Potosí, cob 8 reales, 1645 T. S-P30; KM-19a; Cal-1474. 27.27 grams. Clear 65 and bottom half of 5 of date at...

Price realized: 525 USD

Lot 766

Starting price: 280 USD

BOLIVIA, Potosí, cob 4 reales, Philip II, assayer R (Rincón) to right, rare, ex-Ponte. S-P1; KM-4.2; Cal-519. 13.45...

Price realized: 1800 USD

Lot 767

Starting price: 160 USD

BOLIVIA, Potosí, cob 4 reales, Philip II, assayer M/R (small M) to right, very rare. S-P2; KM-4.2; Cal-unl (Type 160)....

Price realized: 280 USD

Lot 768

Starting price: 200 USD

BOLIVIA, Potosí, cob 4 reales, Philip II, assayer M (small) to right, rare. S-P2; KM-4.2; Cal-521. 13.08 grams. Broad...

Price realized: 260 USD

Lot 769

Starting price: 200 USD

BOLIVIA, Potosí, cob 4 reales, Philip II, assayer L (1st period) to left, ex-Rosenheim. S-P3; KM-4.2; Cal-522. 13.01...

Price realized: 525 USD

Lot 770

Starting price: 160 USD

BOLIVIA, Potosí, cob 4 reales, Philip III, assayer M (pre-dated type), quadrants of cross transposed, rare. S-P18;...

Price realized: 350 USD

Lot 771

Starting price: 200 USD

BOLIVIA, Potosí, cob 4 reales, 1617 M. S-P19; KM-9; Cal-773. 12.77 grams. Clear bottom half of date and assayer M...

Price realized: 260 USD

Lot 772

Starting price: 200 USD

BOLIVIA, Potosí, cob 4 reales, (1618) PAL, rare. S-P20; KM-9; Cal-774. 13.14 grams. Bold full assayer and shield and...

Price realized: 450 USD

Lot 773

Starting price: 200 USD

BOLIVIA, Potosí, cob 4 reales, 1618 T, rare. S-P21; KM-9; Cal-776. 13.43 grams. Lightly toned Fine with nice natural...

Price realized: 425 USD

Lot 774

Starting price: 160 USD

BOLIVIA, Potosí, cob 2 reales, Philip II, assayer R (Rincón) to left. S-P1; KM-3.2; Cal-364. 6.00 grams. Broad flan...

Price realized: 600 USD

Lot 775

Starting price: 200 USD

BOLIVIA, Potosí, cob 2 reales, Philip II, assayer M/R to left, very rare, ex-Stallard. S-P2; KM-3.2; Cal-unl (Type...

Price realized: 450 USD

Lot 776

Starting price: 200 USD

BOLIVIA, Potosí, cob 2 reales, Philip II, assayer L (1st period). S-P3; KM-3.2; Cal-367. 6.62 grams. Broad flan...

Price realized: 650 USD

Lot 777

Starting price: 240 USD

BOLIVIA, Potosí, cob 2 reales, Philip II, assayer C below erased B or B/L, rare. S-P5; KM-3.2; Cal-368. 6.79 grams....

Price realized: 500 USD

Lot 778

Starting price: 160 USD

BOLIVIA, Potosí, cob 2 reales, Philip III, assayer C, rare. S-P16; KM-8; Cal-unl (Type 128). 6.36 grams. Full but...

Price realized: 240 USD

Lot 779

Starting price: 400 USD

BOLIVIA, Potosí, cob 2 reales, Philip III, assayer Q, unique error with M for H in king's name. S-P17; KM-8; Cal-627....

Price realized: 400 USD

Lot 780

Starting price: 160 USD

BOLIVIA, Potosí, cob 2 reales, 1617 M/Q, rare. S-P19; KM-unl (8 for type); Cal-unl (Type 129). 6.02 grams. Good full...

Price realized: 280 USD

Lot 781

Starting price: 400 USD

BOLIVIA, Potosí, cob 2 reales, 1617 M, ex-Ponte. S-P19; KM-8; Cal-629. 6.73 grams. Broad flan with very choice full...

Price realized: 750 USD

Lot 782

Starting price: 280 USD

BOLIVIA, Potosí, cob 2 reales, 1623 (date as 16ZIII) P, quadrants of cross transposed, very rare. S-P22; KM-unl (14...

Price realized: 500 USD

Lot 783

Starting price: 160 USD

BOLIVIA, Potosí, cob 2 reales, 1636 TR, rare. S-P27; KM-14a; Cal-904. 6.16 grams. Slightly non-round flan with parts...

Price realized: 300 USD

Lot 784

Starting price: 200 USD

BOLIVIA, Potosí, cob 2 reales, 1641 TR, very rare. S-P27; KM-unl (14a for type); Cal-unl (Type 239). 6.58 grams. Bold...

Price realized: 700 USD

Lot 785

Starting price: 160 USD

BOLIVIA, Potosí, cob 2 reales, 1651 E, rare. S-P36; KM-14b; Cal-913. 6.74 grams. Large, thin, oblong flan with full...

Price realized: 220 USD

Lot 786

Starting price: 160 USD

BOLIVIA, Potosí, cob 1 real, Philip II, assayer R (Rincón) to right. S-P1; KM-2.1; Cal-238. 3.27 grams. Well-struck...

Price realized: 280 USD

Lot 787

Starting price: 6500 USD

BOLIVIA, Potosí, cob 8 reales Royal (galano), 1652 E, post-transitional (Transitional Type VIII/B), 1-PH-6 at top,...

Price realized: 6500 USD

Lot 788

Starting price: 240 USD

BOLIVIA, Potosí, cob 8 reales, 1653 E, •PH• at top, •pomegranate• above cross. S-P37a; KM-21; Cal-1503. 26.32...

Price realized: 475 USD

Lot 789

Starting price: 240 USD

BOLIVIA, Potosí, cob 8 reales, 1654 E, •PH• at top, •8• above, P/E to left, and E/P to right of cross, unique....

Price realized: 475 USD

Lot 790

Starting price: 6500 USD

BOLIVIA, Potosí, cob 8 reales Royal (galano), 1677 E, with Guatemala sun-over-mountains countermark (Type II, 1839) on...

Price realized: 22 000 USD

Lot 791

Starting price: 6500 USD

BOLIVIA, Potosí, cob 8 reales Royal (galano), 1680 V, rare, PCGS XF details / holed, ex-August. S-P39; KM-R26;...

Price realized: 13 000 USD

Lot 792

Starting price: 400 USD

BOLIVIA, Potosí, cob 8 reales, 1685 VR. S-P40; KM-26; Cal-726. 25.48 grams. Choice with very bold and well-centered...

Price realized: 850 USD

Lot 793

Starting price: 240 USD

BOLIVIA, Potosí, cob 8 reales, 1685 VR. S-P40; KM-26; Cal-726. 24.52 grams. Very broad flan with good full...

Price realized: 550 USD

Lot 794

Starting price: 240 USD

BOLIVIA, Potosí, cob 8 reales, 1688 VR. S-P40; KM-26; Cal-730. 26.76 grams. Slightly chunky flan with full pillars and...

Price realized: 550 USD

Lot 795

Starting price: 240 USD

BOLIVIA, Potosí, cob 8 reales, 1690 VR. S-P40; KM-26; Cal-733. 27.27 grams. Full pillars-and-waves and...

Price realized: 700 USD

Lot 796

Starting price: 550 USD

BOLIVIA, Potosí, cob 8 reales, 1697 CH, rare. S-P41; KM-26; Cal-741. 26.33 grams. Odd-shaped flan with thick, pointy...

Price realized: 725 USD

Lot 797

Starting price: 240 USD

BOLIVIA, Potosí, cob 8 reales, 1702 Y. S-P43a; KM-31; Cal-1536. 25.88 grams. Full but off-center pillars-and-waves,...

Price realized: 350 USD

Lot 798

Starting price: 240 USD

BOLIVIA, Potosí, cob 8 reales, 1703/2 Y, rare. S-P43a; KM-unl (31 for type); Cal-1537. 26.97 grams. Chunky flan with...

Price realized: 425 USD

Lot 799

Starting price: 240 USD

BOLIVIA, Potosí, cob 8 reales, 1704 Y. S-P43a; KM-31; Cal-1539. 25.90 grams. Good full pillars and cross on a...

Price realized: 375 USD

Lot 800

Starting price: 4000 USD

BOLIVIA, Potosí, cob 8 reales Royal (galano), 1715 Y, rare, PCGS VF details / plugged. S-P43a; KM-R31; Cal-1487. Broad...

Price realized: 4250 USD

Lot 801

Starting price: 240 USD

BOLIVIA, Potosí, cob 8 reales, 1719 Y. S-P43a; KM-31; Cal-1555. 26.76 grams. Good but off-center full cross, bold and...

Price realized: 400 USD

Lot 802

Starting price: 240 USD

BOLIVIA, Potosí, cob 8 reales, 1723 Y. S-P43a; KM-31; Cal-1559. 26.58 grams. Squarish chunky flan with flat...

Price realized: 450 USD

Lot 803

Starting price: 600 USD

BOLIVIA, Potosí, cob 8 reales, 1726 Y, Louis I, legend ending in EL•, rare. S-P43b; KM-35; Cal-49. 24.74 grams....

Price realized: 600 USD

Lot 804

Starting price: 550 USD

BOLIVIA, Potosí, cob 8 reales, 1727 Y, Louis I, dot above 8, cross-side legend ending in HISPA•, rare, NGC F 12....

Price realized: 550 USD

Lot 805

Starting price: 450 USD

BOLIVIA, Potosí, cob 8 reales, 1732 YA, rare. S-P45; KM-31a; Cal-1566. 26.82 grams. Bold full pillars-and-waves with...

Price realized: 450 USD

Lot 806

Starting price: 240 USD

BOLIVIA, Potosí, cob 8 reales, 1737 E. S-P46; KM-31a; Cal-1573. 26.33 grams. Typically chunky and very dark, with part...

Price realized: 325 USD

Lot 807

Starting price: 800 USD

BOLIVIA, Potosí, cob 8 reales, 1739 M, PCGS MS62, "top pop." S-P47; KM-31a; Cal-1577. Frosty and bright with luster...

Price realized: 850 USD

Lot 808

Starting price: 240 USD

BOLIVIA, Potosí, cob 8 reales, 1750 E. S-P51; KM-40; Cal-515. 26.86 grams. Squarish, chunky flan with parts of edge...

Price realized: 350 USD

Lot 809

Starting price: 240 USD

BOLIVIA, Potosí, cob 8 reales, 1752 q. S-P52; KM-40; Cal-522. 25.37 grams. Chunky flan with very bold full pillars,...

Price realized: 300 USD

Lot 810

Starting price: 300 USD

BOLIVIA, Potosí, cob 8 reales, 1764 V-Y, NGC VF 25. S-P57; KM-45; Cal-1140. 26.32 grams. Large, somewhat barrel-shaped...

Price realized: 400 USD

Lot 811

Starting price: 200 USD

BOLIVIA, Potosí, cob 8 reales, 1766 V-(Y). S-P57; KM-45; Cal-1142. 26.76 grams. Round but chunky flan with strong...

Price realized: 280 USD

Lot 812

Starting price: 280 USD

BOLIVIA, Potosí, cob 8 reales, 1768 V-Y, NGC AU 55. S-P57; KM-45; Cal-1145. 26.72 grams. Very chunky flan (requiring...

Price realized: 450 USD

Lot 813

Starting price: 160 USD

BOLIVIA, Potosí, cob 4 reales, 1705 Y. S-P43a; KM-30; Cal-1157. 12.77 grams. Full pillars and cross despite peripheral...

Price realized: 200 USD

Lot 814

Starting price: 200 USD

BOLIVIA, Potosí, cob 4 reales, 1751 q/E. S-P52; KM-39; Cal-unl (Type 55). 13.36 grams. Bold full pillars and cross...

Price realized: 200 USD

Lot 815

Starting price: 160 USD

BOLIVIA, Potosí, cob 4 reales, 1754 C+q. S-P53; KM-39; Cal-410. 13.36 grams. Full pillars-and-waves and cross, two...

Price realized: 180 USD

Lot 816

Starting price: 160 USD

BOLIVIA, Potosí, cob 2 reales, 1682 V. S-P39; KM-24; Cal-410. 6.64 grams. Choice full pillars-and-waves and...

Price realized: 240 USD

Lot 817

Starting price: 160 USD

BOLIVIA, Potosí, cob 2 reales, 1732 YA, rare. S-P45; KM-29a; Cal-908. 4.79 grams. Choice full pillars and cross, both...

Price realized: 200 USD

Lot 818

Starting price: 2800 USD

BOLIVIA, Potosí, cob 2 reales Royal (galano), 1749 q, very rare, NGC AU 55, finest known in NGC census, ex-Americas....

Price realized: 13 000 USD

Lot 819

Starting price: 1600 USD

BOLIVIA, Potosí, cob 1 real Heart, 1691 VR, unique, ex-Ugaz. S-P40; KM-unl; Cal-unl (Type 51). 2.55 grams. Broad, thin...

Price realized: 6000 USD

Lot 820

Starting price: 400 USD

BOLIVIA, Potosí, cob 1 real Royal (galano), 1692 VR, unique. S-P40; KM-unl; Cal-unl (Type 50). 3.60 grams. Small, thin...

Price realized: 1600 USD

Lot 821

Starting price: 400 USD

BOLIVIA, Potosí, cob 1 real Royal (galano), 1740 P, unique. S-P48; KM-unl; Cal-unl (Type 80). 2.86 grams. Bold full...

Price realized: 750 USD

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