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SESSION I: Wednesday, April 7, 2:00 pm EDT
Gold cobs by mint #1-39
World gold coins by country #40-141
Shipwreck ingots and bullion #142-175
Shipwreck silver coins I (chronologically by wreck) #176-465
Shipwreck silver coins II (chronologically by wreck) #466-631
Shipwreck silver coins III (chronologically by wreck) #632-699
SESSION II: Thursday, April 8, 2:00 pm EDT
Silver cobs of Mexico #700-912
Silver cobs of Lima, Peru #913-983
Silver cobs of Potosν, Bolivia (shield type) #984-1058
Silver cobs of Potosν, Bolivia (pillars-and-waves type) #1059-1131
Other silver cobs by country #1132-1202
World silver coins by country (Argentina-Cuba) #1203-1400
World silver coins by country (Danish West Indies-Malta) #1401-1451
SESSION III: Friday, April 9, 2:00 p.m. EDT
World silver coins by country (Mexico) #1452-1614
World silver coins by country (Netherlands-USA) #1615-1705
World silver coins by country (Venezuela) #1706-1797
Medals and tokens, Paper Money & Stamps #1798-1844
Shipwreck artifacts #1845-1969
Non-shipwreck artifacts #1970-2015
Documents, Art, Books and Charity #2016-2160
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How to Bid
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Shipwreck Histories
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SILVER COBS OF POTOSI, BOLIVIA |
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Pillars-and-waves type 8 Reales
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Lot# |
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Description |
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Lot# 1059 |
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Potosi, Bolivia, cob 8 reales, 1661E.
S-P37a; KM-21; CT-450.
26.2 grams.
Choice broad flan with full and well-centered pillars and cross, 3 dates and mintmarks and assayers, AVF with some soft strike.
Estimate: $250-$375. |
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Lot# 1060 |
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Potosi, Bolivia, cob 8 reales, 1661E.
S-P37a; KM-21; CT-450.
27.0 grams.
Full and bold cross, full but slightly doubled pillars-and-waves, peripheral flatness, 2-1/2 dates and mintmarks and assayers, Fine+.
Estimate: $175-$275. |
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Lot# 1061 |
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Potosi, Bolivia, cob 8 reales, 1664E.
S-P37a; KM-21; CT-453.
28.7 grams.
Nicely toned VF with full 1664 date in legend in addition to the other two, good full pillars-and-waves, full but doubled cross, 3 mintmarks and assayers.
Pedigreed to the Mark Bir collection.
Estimate: $300-$450. |
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Lot# 1062 |
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Potosi, Bolivia, cob 8 reales, 1665E.
S-P37a; KM-21; CT-454.
28.0 grams.
Three dates and assayers, off-center cross side showing king's ordinal IIII, full pillars-and-waves, nicely toned AVF.
Estimate: $125-$200. |
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Lot# 1063 |
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Potosi, Bolivia, cob 8 reales, 1666E, "666" between pillars.
S-P37a; KM-21; CT-455.
28.0 grams.
Popular variant with 3-digit date between pillars, the 666 also visible in the legend, bold full pillars, toned VF but crudely struck, with much flatness and doubling.
Estimate: $150-$225. |
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Lot# 1064 |
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Potosi, Bolivia, cob 8 reales, 1669E.
S-P37b; KM-26; CT-344.
27.0 grams.
Good full pillars, full but slightly crude cross, 3 mintmarks, silvery Fine+.
Estimate: $200-$300. |
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Lot# 1065 |
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Potosi, Bolivia, cob 8 reales, 1672/1E, very rare overdate.
S-P37b; KM-unlisted; CT-unlisted.
25.2 grams.
Two partial dates, one with clear 2/1 (first example we have ever seen), bold full pillars, full cross with nice castles, AVF with much flatness and some fresh hairline scratches.
Estimate: $250-$375. |
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Lot# 1066 |
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Potosi, Bolivia, cob 8 reales, 1672E.
S-P37b; KM-26; CT-347.
27.1 grams.
Nice full cross, full pillars with good full crown, 2 dates and mintmarks, AVF with some weak areas but with attractively contrasting rich toning.
Estimate: $125-$200. |
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Lot# 1067 |
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Potosi, Bolivia, cob 8 reales, 1675E.
S-P37b; KM-26; CT-350.
26.9 grams.
Somewhat oval flan that is almost the broadest we have ever seen (43.5 mm), with good full cross, full but doubled pillars, 3 dates (bold 75 in legend), AVF with weak areas.
Estimate: $250-$375. |
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Lot# 1068 |
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Potosi, Bolivia, cob 8 reales, 1675E.
S-P37b; KM-26; CT-350.
26.9 grams.
Choice full cross, doubled pillars with bold waves, full crown, AVF with some weak areas, natural splits in edge.
Estimate: $200-$300. |
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Lot# 1069 |
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Potosi, Bolivia, cob 8 reales, 1675E.
S-P37b; KM-26; CT-350.
27.4 grams.
Bold date below cross, bold denomination and assayer too, but most of the coin flat and some of it doubled, Fine for actual wear.
Estimate: $175-$275. |
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Lot# 1070 |
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Potosi, Bolivia, cob 8 reales, 1678E.
S-P37b; KM-26; CT-354.
27.4 grams.
Three bold dates, nice and bold full cross and pillars-and-waves, the former off-center and the latter slightly doubled, AVF with flat spots.
Estimate: $250-$375. |
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Lot# 1071 |
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Lot of 2 Potosi, Bolivia, cob 8 reales, 167(?)E.
S-P37b; KM-26.
27.3 and 27.0 grams each.
Good full crosses and/or pillars, the final digit of each date on both coins not fully visible due to flatness and/or doubling, AVF.
Estimate: $350-$500. |
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Lot# 1072 |
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Potosi, Bolivia, cob 8 reales, 1688VR.
S-P40; KM-26; CT-373.
27.4 grams.
Choice full cross-lions-castles above bold date, full pillars-and-waves with 1-1/2 dates on that side (slightly doubled), broad urn-shaped flan, toned VF+ with very minor surface corrosion.
Estimate: $300-$450. |
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Lot# 1073 |
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Potosi, Bolivia, cob 8 reales, 1689VR.
S-P40; KM-26; CT-374.
27.3 grams.
Good full pillars, full but weak cross, 3 dates and mintmarks and assayers, AVF for actual wear.
Estimate: $350-$500. |
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Lot# 1074 |
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Potosi, Bolivia, cob 8 reales, 1690VR.
S-P40; KM-26; CT-376.
26.9 grams.
Choice full pillars (well centered and not doubled), good and full but off-center cross below full crown, richly toned VF, very attractive.
Estimate: $350-$500. |
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Lot# 1075 |
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Potosi, Bolivia, cob 8 reales, 1715Y, scarce.
S-P43a; KM-31; CT-875.
26.7 grams.
Typically crude and chunky but with full and bold date and denomination and mintmark, Fine with flatness but contrasting toning.
Estimate: $250-$375. |
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Lot# 1076 |
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Potosi, Bolivia, cob 8 reales, 1727Y, Louis I, rare.
S-P43b; KM-35; CT-26.
26.2 grams.
Full 4-digit date in legend (the other 2 dates bold as well), L of king's name visible, good full cross, full but doubled pillars, Fine with contrasting toning, very desirable type-coin.
Estimate: $800-$1,200. |
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Lot# 1077 |
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Potosi, Bolivia, cob 8 reales, 1751q.
S-P52; KM-40; CT-363.
26.7 grams.
Very bold and chunky, with full cross and pillars in very high relief, 3 bold mintmarks, 2 bold assayers, well-centered AVF with contrasting toning on fields, choice specimen for the period.
Estimate: $200-$300. |
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Lot# 1078 |
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Potosi, Bolivia, cob 8 reales, 1752q.
S-P52; KM-40; CT-364.
26.8 grams.
Full and bold pillars, full cross, deeply toned VF+, nicely centered, typically chunky with thickly cut edges.
With ICG EF-45 tag (from former slab).
Estimate: $200-$300. |
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Lot# 1079 |
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Potosi, Bolivia, cob 8 reales, 1764V-(Y).
S-P57; KM-45; CT-951.
26.0 grams.
Very choice specimen with full and well-detailed cross-lions-castles, full but off-center pillars-and-waves, 2 dates and 2 bold assayers, lightly toned XF+.
Estimate: $350-$500. |
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Lot# 1080 |
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Potosi, Bolivia, cob 8 reales, 1764V-Y-V.
S-P57; KM-45; CT-951.
27.3 grams.
Full (small) cross, bold date between pillars, the peripheries flat and with edge-split, VF for actual wear, lightly toned in crevices.
From the "Arequipa hoard" of ca. 1767.
Estimate: $200-$300. |
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Lot# 1081 |
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Potosi, Bolivia, cob 8 reales, 1766V-Y-V.
S-P57; KM-45; CT-953.
26.0 grams.
Remarkable specimen with bold full POTOSI and CAROLVS, 3 dates, crude flan in terms of shape and thickness, full pillars and cross, toned VF.
Estimate: $300-$450. |
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Lot# 1082 |
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Potosi, Bolivia, cob 8 reales, 1766V-Y.
S-P57; KM-45; CT-953.
26.3 grams.
Good full cross and pillars-and-waves, bold ANO with backwards N, rounder flan than usual, lightly toned VF.
Estimate: $200-$300. |
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Lot# 1083 |
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Potosi, Bolivia, cob 8 reales, 1770V-(Y).
S-P57; KM-45; CT-959.
26.8 grams.
Very crude planchet but with clear date and assayer and mintmark, off-center cross, lightly toned Fine.
Estimate: $125-$200. |
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Lot# 1084 |
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Potosi, Bolivia, cob 8 reales, 1771(V-Y), cut down to near the weight of a 4R.
S-P59; KM-45; CT-962.
15.5 grams.
Very thick and chunky (which is how you know it is the center cut of an 8R, the cuts done long ago), with bold denomination 8, most of cross, toned VF.
Estimate: $100-$150. |
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Pillars-and-waves type 4 Reales
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Lot# 1085 |
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Potosi, Bolivia, cob 4 reales, 1659E.
S-P37a; KM-18; CT-751.
12.7 grams.
Broad flan with full and well-centered pillars, full but off-center cross, the peripheries all flat, toned Fine.
Estimate: $150-$225. |
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Lot# 1086 |
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Potosi, Bolivia, cob 4 reales, 1670E.
S-P37b; KM-25; CT-495.
13.0 grams.
Very broad flan, good full cross and well-detailed crown, full but partially flat pillars, peripheral flatness, VF with 2 edge-splits.
Estimate: $150-$275. |
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Lot# 1087 |
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Potosi, Bolivia, cob 4 reales, 1688VR.
S-P40; KM-25; CT-516.
13.8 grams.
Good full cross with bold date, one full pillar with second date, full crown above, nicely toned AVF.
Estimate: $250-$375. |
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Lot# 1088 |
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Potosi, Bolivia, cob 4 reales, 1763V-Y.
S-P57; KM-44; CT-1156.
13.4 grams.
Good full cross and pillars, nicely toned AVF, 2 dates, nice for era.
Estimate: $125-$200. |
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Pillars-and-waves type 2 Reales
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Lot# 1089 |
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Potosi, Bolivia, cob 2 reales, 1670E.
S-P37b; KM-24; CT-597.
5.7 grams.
Full but off-center cross, bold pillars-and-waves with bold date, peripherally flat VF, lightly toned.
Pedigreed to the Mark Bir collection.
Estimate: $125-$200. |
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Lot# 1090 |
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Potosi, Bolivia, cob 2 reales, 1671/0E, scarce overdate.
S-P37b; KM-24; CT-unlisted.
6.1 grams.
Bold pillars with very clear overdate, choice castles in doubled cross, 3 assayers, deeply toned AVF with peripheral flatness.
Pedigreed to the Mark Bir collection.
Estimate: $150-$225. |
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Lot# 1091 |
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Potosi, Bolivia, cob 2 reales, 1680V.
S-P39; KM-24; CT-609.
5.8 grams.
Good cross, full pillars and crown, odd-shaped flan, flat peripheries, AVF with toned fields.
Estimate: $125-$200. |
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Lot# 1092 |
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Potosi, Bolivia, cob 2 reales, 1690VR.
S-P40; KM-24; CT-621.
7.4 grams.
Bold date, waves and denomination, nearly full cross with bold P, AVF with flat peripheries.
Pedigreed to the Mark Bir collection.
Estimate: $125-$200. |
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Lot# 1093 |
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Potosi, Bolivia, cob 2 reales, 1695VR.
S-P40; KM-24; CT-626.
5.6 grams.
Full pillars, full but doubled cross 3 dates, Fine with deep toning.
Pedigreed to the Mark Bir collection.
Estimate: $150-$225. |
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Lot# 1094 |
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Potosi, Bolivia, cob 2 reales, 1726Y, Louis I, scarce.
S-P43b; KM-34; CT-39.
5.8 grams.
Good full pillars, full but off-center cross, 2 dates, king's ordinal "PR" in legend, richly toned but worn (VG).
Pedigreed to the Mark Bir collection.
Estimate: $150-$225. |
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Lot# 1095 |
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Potosi, Bolivia, cob 2 reales, 1726Y, Louis I (partially visible), scarce.
S-P43b; KM-34; CT-39.
6.9 grams.
Bold full cross and pillars-and-waves, nicely centered, 2-1/2 assayers, Fine+ with rainbow toning on fields.
Estimate: $125-$200. |
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Lot# 1096 |
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Potosi, Bolivia, cob 2 reales, 1738M.
S-P47; KM-29a; CT-1363.
6.7 grams.
Choice bold pillars, messily doubled cross, 2 dates, 3 mintmarks, VF with contrasting toning.
Estimate: $100-$150. |
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Lot# 1097 |
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Potosi, Bolivia, cob 2 reales, 1748q.
S-P50a; KM-38; CT-505.
6.4 grams.
Nice full cross and pillars, good details but just a little worn (Fine+), light toning on fields, crude edge as made.
Estimate: $100-$150. |
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Lot# 1098 |
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Potosi, Bolivia, cob 2 reales, 1751q/E, scarce over-assayer.
S-P52; KM-38; CT-unlisted.
6.2 grams.
Interesting shape with hole in point, good full cross and bold full pillars, 2 dates, richly toned Fine+.
Estimate: $50-$75. |
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Lot# 1099 |
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Potosi, Bolivia, cob 2 reales, 1759q.
S-P54; KM-38; CT-520.
6.4 grams.
Bold details, worn (About Fine) but with nicely contrasting toning.
Estimate: $75-$110. |
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Lot# 1100 |
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Potosi, Bolivia, cob 2 reales, 1760V-(Y).
S-P57; KM-43; CT-unlisted.
6.4 grams.
Bold date and half of another, crude as usual, full cross, well worn (About Fine), but with nicely contrasting toning.
Estimate: $75-$110. |
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Lot# 1101 |
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Potosi, Bolivia, cob 2 reales, 1768V-Y.
S-P57; KM-43; CT-1368.
6.8 grams.
Bold full cross and date on an oblong flan, very lightly toned AVF.
Estimate: $125-$200. |
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Pillars-and-waves type 1 Real
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Lot# 1102 |
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Potosi, Bolivia, cob 1 real, 1652E post-transitional.
S-P37a; KM-13.
4.4 grams.
Particularly bold full waves, full cross, but otherwise flat and very silvery, Fine overall.
Pedigreed to the Mark Bir collection.
Estimate: $60-$90. |
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Lot# 1103 |
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Potosi, Bolivia, cob 1 real, 1653E.
S-P37a; KM-13; CT-1053.
4.0 grams.
Full but weak cross, clear date, VG with much flatness.
Pedigreed to the Mark Bir collection.
Estimate: $35-$50. |
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Lot# 1104 |
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Potosi, Bolivia, cob 1 real, 1656E.
S-P37a; KM-13; CT-1056.
2.9 grams.
Good full pillars and cross but well worn (About Fine), lightly toned.
Pedigreed to the Mark Bir collection.
Estimate: $35-$50. |
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Lot# 1105 |
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Potosi, Bolivia, cob 1 real, 1657E.
S-P37a; KM-13; CT-1057.
2.8 grams.
Choice full cross and pillars, 2 bold dates, richly toned AVF, holed at edge.
Pedigreed to the Mark Bir collection.
Estimate: $60-$90. |
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Lot# 1106 |
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Potosi, Bolivia, cob 1 real, 1659E.
S-P37a; KM-13; CT-1059.
3.1 grams.
Full pillars with bold waves, full but weak cross, Fine with minor surface corrosion.
Pedigreed to the Mark Bir collection.
Estimate: $60-$90. |
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Lot# 1107 |
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Potosi, Bolivia, cob 1 real, 1659E.
S-P37a; KM-13; CT-1059.
3.6 grams.
Tops of pillars and half of cross nice, the rest flat, Fine overall with contrasting toning.
Pedigreed to the Mark Bir collection.
Estimate: $35-$50. |
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Lot# 1108 |
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Potosi, Bolivia, cob 1 real, 1660E.
S-P37a; KM-13; CT-1060.
4.1 grams.
Two bold dates but otherwise very weakly struck, silvery Fine with minor surface corrosion.
Pedigreed to the Mark Bir collection.
Estimate: $50-$75. |
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Lot# 1109 |
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Potosi, Bolivia, cob 1 real, 1661E.
S-P37a; KM-13; CT-1061.
2.9 grams.
Two bold mintmarks, clear date and part of cross, About Fine with much flatness, toned fields.
Pedigreed to the Mark Bir collection.
Estimate: $35-$50. |
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Lot# 1110 |
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Potosi, Bolivia, cob 1 real, 1662E.
S-P37a; KM-13; CT-1062.
2.3 grams.
Heart-shaped flan with full cross, 2 dates, weak strike, toned About Fine.
Pedigreed to the Mark Bir collection.
Estimate: $35-$50. |
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Lot# 1111 |
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Potosi, Bolivia, cob 1 real, 1664E.
S-P37a; KM-13; CT-1064.
3.2 grams.
Full cross and pillars but crudely toned and weakly struck, Fine.
Pedigreed to the Mark Bir collection.
Estimate: $35-$50. |
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Lot# 1112 |
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Lot of 6 Potosi, Bolivia, cob 1R, Philip IV, various dates, all assayer E.
20.4 grams.
Average grade Fine, all nicely detailed with contrasting toning in crevices, clear dates (1652, 1654, 1655, 1656, 1658 and 1667), but all holed or plugged.
Pedigreed to the Mark Bir collection.
Estimate: $150-$225. |
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Lot# 1113 |
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Potosi, Bolivia, cob 1 real, 1668E.
S-P37b; KM-23; CT-704.
3.2 grams.
Somewhat heart-shaped flan with 2+ dates, including full date in legend, otherwise weakly struck and worn (About Fine), no toning.
Pedigreed to the Mark Bir collection.
Estimate: $60-$90. |
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Lot# 1114 |
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Potosi, Bolivia, cob 1 real, 1671E.
S-P37b; KM-23; CT-707.
2.3 grams.
Full 4-digit date in legend, one castle and one lion finely detailed, bold E and P, but the rest of the coin totally flat, nicely toned AXF for actual wear.
Pedigreed to the Mark Bir collection.
Estimate: $60-$90. |
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Lot# 1115 |
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Potosi, Bolivia, cob 1 real, 1671E.
S-P37b; KM-23; CT-707.
2.6 grams.
Nice pillars-and-waves with bold date, nearly full cross, king's ordinal IIII, toned AVF with hole near edge.
Estimate: $50-$75. |
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Lot# 1116 |
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Potosi, Bolivia, cob 1 real, 1677E.
S-P37b; KM-23; CT-713.
3.5 grams.
Heart-shaped flan with full pillars and bold date, full but weak cross, Fine+ with uneven toning.
Pedigreed to the Mark Bir collection.
Estimate: $70-$100. |
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Lot# 1117 |
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Potosi, Bolivia, cob 1 real, 1678E.
S-P37b; KM-23; CT-714.
3.7 grams.
Round flan (as made?), with 100% full and bold 4-digit date in legend, second date above full waves, crude and off-center cross, contrastingly toned Fine with odd old scratches and hole at very edge.
Pedigreed to the Mark Bir collection.
Estimate: $60-$90. |
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Lot# 1118 |
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Potosi, Bolivia, cob 1 real, 1678E.
S-P37b; KM-23; CT-714.
3.0 grams.
Very bold date and waves, second date below most of cross, Fine+ with uneven toning.
Pedigreed to the Mark Bir collection.
Estimate: $60-$90. |
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Lot# 1119 |
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Potosi, Bolivia, cob 1 real, 1682V.
S-P39; KM-23; CT-720.
3.6 grams.
Good full pillars-and-waves with bold date, second date below good but incomplete cross, AVF.
Pedigreed to the Mark Bir collection.
Estimate: $70-$100. |
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Lot# 1120 |
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Potosi, Bolivia, cob 1 real, 1687VR.
S-P40; KM-23; CT-726.
3.2 grams.
Full and boldly detailed pillars side, cross side crude, About Fine with contrasting toning and surface corrosion.
Pedigreed to the Mark Bir collection.
Estimate: $50-$75. |
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Lot# 1121 |
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Potosi, Bolivia, cob 1 real, 1688VR.
S-P40; KM-23; CT-727.
4.1 grams.
Bold full waves with 1-1/2 dates, off-center cross and pillars, most of crown with bold denomination, one nice lion, attractively toned AVF.
Pedigreed to the Mark Bir collection.
Estimate: $70-$100. |
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Lot# 1122 |
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Potosi, Bolivia, cob 1 real, 1689VR.
S-P40; KM-23; CT-728.
3.2 grams.
Three dates and assayers, full but off-center pillars and cross, weakly struck Fine.
Pedigreed to the Mark Bir collection.
Estimate: $60-$90. |
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Lot# 1123 |
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Lot of 2 Potosi cob 1R of Charles II: 1687VR and 1691VR.
S-P40; KM-23; CT-726 and 728.
6.3 grams total.
Good crosses and clear dates, the 1691 darkly toned, salvaged VF, the 1687 non-salvage AVF.
Estimate: $75-$110. |
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Lot# 1124 |
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Potosi, Bolivia, cob 1 real, 1702Y.
S-P43a; KM-28; CT-1630.
2.9 grams.
Clear date, one full pillar, nearly full cross, About Fine with contrasting toning.
Pedigreed to the Mark Bir collection.
Estimate: $35-$50. |
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Lot# 1125 |
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Potosi, Bolivia, cob 1 real, 1723Y.
S-P43a; KM-28; CT-1651.
3.1 grams.
Full date and PLV-SVL-TRA, nearly full cross, lightly toned Fine with flat areas.
Estimate: $50-$75. |
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Lot# 1126 |
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Potosi, Bolivia, cob 1 real, 1763(V-Y).
S-P57; KM-42; CT-1580.
3.1 grams.
Typically crude and chunky but with clear date and nearly full cross, deeply toned About Fine.
Pedigreed to the Mark Bir collection.
Estimate: $30-$45. |
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Lot# 1127 |
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Lot 35 Potosi, Bolivia (and some Lima, Peru) cob 1R, various periods, some with visible dates.
96.3 grams total.
Grades in this lot range from Good to AVF, with at least some identifying detail on each one (dates and assayers), some decent crosses, just a few with corrosion or holes, mostly nicely toned, good wholesale lot for jewelers.
Pedigreed to the Mark Bir collection.
Estimate: $150-$225. |
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Pillars-and-waves type 1/2 Real
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Lot# 1128 |
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Potosi, Bolivia, cob 1/2 real, 1655, rare.
S-P37a; KM-B12; CT-1181.
1.4 grams.
Bold date in monogram-side legend, bold (PHI)LIPVS on cross side, also bold P(H) above monogram, off-center strike but beneficially so, Fine.
Estimate: $125-$200. |
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Lot# 1129 |
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Potosi, Bolivia, cob 1/2 real, (1656), one-year type with cross-backed monogram.
S-P37a; KM-A12.7; CT-1169.
2.1 grams.
As one of the final experiments in the transition begun in 1652, the half reales of 1656 uniquely show crosses on both sides (with the date relegated to the rarely seen legend), one with lions and castles and the other superimposed by the monogram, which is full and bold on this example, the cross-lions-castles nearly full too, toned Fine+ with dark patina.
Estimate: $75-$110. |
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Lot# 1130 |
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Lot of 2 Potosi, Bolivia, cob 1/2 reales, 1691 (holed) and 171?.
1.2 and 1.5 grams each.
The 1691 very broad and rather nice (toned XF) but holed, the other coin with nearly full monogram and cross (Fine) but last digit of date not visible.
Pedigreed to the Mark Bir collection.
Estimate: $70-$100. |
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Lot# 1131 |
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Lot of 77 Potosi, Bolivia (and some Lima, Peru), cob 1/2R, various periods, some with visible dates.
92.2 grams total.
Typical specimens, Good to Fine on average, some with nice crosses, some dated, a few corroded or holed, mostly toned, good wholesale lot for jewelers.
Pedigreed to the Mark Bir collection.
Estimate: $150-$225. |
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Silver cobs of Potosν, Bolivia (pillars-and-waves type) #1059-1131
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