Treasure Auction #8: Daniel F. Sedwick, LLC

Potosi, Bolivia, cob 8 reales, Philip III, assayer R (curved leg). S-P15; KM-10; CT-126 . 27.1 grams. Lustrous AU with choice full shield and cross, p

Potosi, Bolivia, cob 8 reales, Philip III, assayer R (curved leg). S-P15; KM-10; CT-126 . 27.4 grams. Extremely well-detailed (for the period) full sh

Potosi, Bolivia, cob 8 reales, Philip III, assayer M/Q. S-P18; KM-10. 27.2 grams. Choice full shield with full king's name PHYLYPVS in legend, f...

Potosi, Bolivia, cob 8 reales, Philip III, assayer M, pre-date type. S-P18; KM-10; CT-123. 26.8 grams. Bold assayer, full shield and cross, AVF with l

Potosi, Bolivia, cob 8 reales, Philip III, assayer M. S-P18; KM-10; CT-123. 26.6 grams. Choice full cross, doubled shield, nice VF, contrastingly tone

Potosi, Bolivia, cob 8 reales, 1617M, first date on Potosi cobs. S-P19; KM-10; CT-129. 27.3 grams. Very choice full shield and cross, with bold ANODE1

Potosi, Bolivia, cob 8 reales, Philip IV, assayer T (ca. 1622), quadrants of cross transposed. S-P21a; KM-19. 27.0 grams. Bold P+T, full crown and som

Potosi, Bolivia, cob 8 reales, 16ZIII (1623)T, quadrants of cross transposed, rare, from the 1629 "Panama hoard." S-P22a; KM-19. 25.9 gram...

Potosi, Bolivia, cob 8 reales, Philip IV, assayer P (early to mid-1620s). KM-19. 27.0 grams. Good full cross and shield for the era, AVF with some dar

Potosi, Bolivia, cob 8 reales, 1628P, from the 1629 "Panama hoard." S-P25; KM-19a. 26.7 grams. Bold bottom half of 628 of date, XF for wea...

Potosi, Bolivia, cob 8 reales, 162(8-9)P. S-P25; KM-19a. 26.5 grams. Huge flan with much legend, bold borders of dots, full assayer, toned XF with wea

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

Potosi, Bolivia, cob 2 reales, (1646)V/TR, very rare. S-P32; KM-14a. 5.0 grams. Big flan with bold full V/TR assayer (only the second one we have ever

Potosi, Bolivia, cob 2 reales, 1650O, rare. S-P35; KM-14b; CT-889. 6.9 grams. Bold and well-detailed shield with assayer on both sides, left half of c

Potosi, Bolivia, cob 1 real, Philip II, assayer R (Rincon) to right, reverse die-match with known La Plata issues. S-P1; KM-2.2; CT-638. 3.1 grams. Ve

Potosi, Bolivia, cob 1 real, Philip II, assayer B (4th period). S-P12; KM-2.2; CT-649. 3.4 grams. Finely detailed VF, unevenly (lightly) toned.

Potosi, Bolivia, cob 1 real, 1618T, with P-T to right, rare. S-P21; KM-7. 3.2 grams. Bold full shield with full P-T to right, full but doubled cross w

Potosi, Bolivia, cob 1 real, 1620(T), rare. S-P21; KM-7. 3.2 grams. Bold 62 of date and bottom of 0, bold shield and cross with darkly contrasting ton

Potosi, Bolivia, cob 1 real, Philip IV, assayer not visible (ca. 1630), with small emerald in placed in hole. KM-12a. 3.1 grams. Toned, well-detailed

Potosi, Bolivia, cob 1 real, (1)631(T), rare. S-P26; KM-12a; CT-1026. 3.3 grams. Bold 631 of date, with good full shield and cross, Fine+ with toned f

Potosi, Bolivia, cob 1 real, 164(1?), assayer not visible, 2R-sized shield, rare. KM-12a; CT-1035. 3.7 grams. Broad flan with shield to match, but cro

Potosi, Bolivia, cob 1 real, 1646, assayer not visible, very rare. KM-12a; CT-1041. 3.2 grams. Oblong flan with full 46 of date, crude Fine+ with edge

Potosi, Bolivia, cob 1 real, (16)47, assayer not visible, very rare. KM-12a; CT-1042. 4.0 grams. Bold full 47 of date, Fine with contrasting dark sedi

Potosi, Bolivia, cob 1 real, (1)647, assayer not visible, very rare. KM-12a; CT-1042. 1.9 grams. Full and bold 47 of date, good full shield and cross,

Potosi, Bolivia, cob 1 real, 1648Z, very rare. S-P34; KM-12a. 3.1 grams. Full 64 and most of 8 of date, possible over-assayer, bold Fine+ with contras

Potosi, Bolivia, cob 1 real, 1649Z, very rare. S-P34; KM-12a; CT-1044. 3.7 grams. Full 9 of date and bold full P-Z (first specimen we have ever seen),

Potosi, Bolivia, cob 1 real, 165(1)O, rare. S-P35; KM-12b; CT-1047. 2.9 grams. Bold 65 of date and assayer O to left of crude shield, good cross, Fine

Lot of 4 Potosi, Bolivia, small cobs (three 1R and a "broken" 2R), Philip IV, assayers not visible. 2.7 to 3.9 grams each. The three 1R h...

Potosi, Bolivia, cob 1/2 real, Philip II, P to left, assayer B (B/S/L) below monogram (2nd period). S-P6; KM-1.3; CT-724. 1.7 grams. Choice broad flan

Lot of 2 Potosi, Bolivia, cob 1/2R, Philip III, assayer Q, one with Q to left and the other with Q to right. S-P17; KM-6.1; CT-Type 165. 1.3 and 1.5 g

Lot of 5 Potosi, Bolivia, cob 1/2R, Philip III and IV, assayers not visible. 0.8 to 1.5 grams each. Generally good crosses and monograms, F-VF on ave

Potosi, Bolivia, cob 8 reales, 1652E post-transitional (Type VIII), 1-PH-6 at top, Royal-like. S-P37a; KM-21; CT-434. 26.2 grams. Nearly round and so

Potosi, Bolivia, cob 8 reales, 1653E, dot-PH-dot at top. S-P37a; KM-21; CT-437. 27.2 grams. Choice, high-grade details (XF+ with minor flat streak), p

Potosi, Bolivia, cob 8 reales, 1658E. S-P37a; KM-21; CT-446. 25.5 grams. Nice full pillars-and-waves and crown, full but off-center cross, 3 dates and

Potosi, Bolivia, cob 8 reales, 1658E. S-P37a; KM-21; CT-446. 27.3 grams. Good full cross and pillars with particularly bold waves, 3 dates, 2 assayers

Potosi, Bolivia, cob 8 reales, 1659E. S-P37a; KM-21; CT-447. 24.8 grams. Nice full pillars-and-waves with clear date in middle and full 1659 in legend

Potosi, Bolivia, cob 8 reales, 1660E. S-P37a; KM-21; CT-448. 27.0 grams. Full but doubled pillars-and-waves, full cross, 2 full crowns, bold POTOSI in

Potosi, Bolivia, cob 8 reales, 1661E. S-P37a; KM-21; CT-450. 27.1 grams. Good full pillars-and-waves, cross full but mostly flat, 2-1/2 dates, AVF.

Potosi, Bolivia, cob 8 reales, 1661E. S-P37a; KM-21; CT-450. 27.4 grams. Choice full pillars-and-waves and cross (both slightly doubled), much legend,

Potosi, Bolivia, cob 8 reales, 1662E. S-P37a; KM-21; CT-451. 27.6 grams. Broad flan with full 1662 in legend and 2 interior dates as well, full cross

Potosi, Bolivia, cob 8 reales, 1664E. S-P37a; KM-21; CT-453. 26.0 grams. Very bold 4-digit date in legend, bold waves, choice full crown above off-cen

Potosi, Bolivia, cob 8 reales, 1664E. S-P37a; KM-21; CT-453. 27.1 grams. Very broad flan with nearly full legends (bold king's ordinal IIII and ...

Potosi, Bolivia, cob 8 reales, 1664E. S-P37a; KM-21; CT-453. 27.3 grams. Nicely toned AVF but with much flatness, 2-1/2 dates, 3 assayers, small parts

Potosi, Bolivia, cob 8 reales, 1665E. S-P37a; KM-21; CT-454. 26.7 grams. Three bold dates, good full cross, full but slightly doubled pillars-and-wave

Potosi, Bolivia, cob 8 reales, 1665E. S-P37a; KM-21; CT-454. 28.1 grams. Broad flan with nice pillars and crown, full but partially flat cross, 2 date

Potosi, Bolivia, cob 8 reales, 1666E ("666" below cross). S-P37a; KM-21; CT-455. 25.8 grams. Nice full cross and crown, full pillars-and-w...

Potosi, Bolivia, cob 8 reales, 1671E. S-P37b; KM-26; CT-346. 25.5 grams. Bold full cross, one full pillar, full waves, 3 full dates (bold 1671 in lege

Potosi, Bolivia, cob 8 reales, 1674E. S-P37b; KM-26; CT-349. 27.6 grams. Big flan with nice full pillars-and-waves and crown, full but slightly double

Potosi, Bolivia, cob 8 reales, 1674E. S-P37b; KM-26; CT-349. 26.5 grams. Great full cross, full pillars-and-waves, chunky but well-detailed AVF with g

Potosi, Bolivia, cob 8 reales, 1675E. S-P37b; KM-26; CT-350. 25.1 grams. Good full pillars-and-waves, full cross but much flatness, king's name ...

Potosi, Bolivia, cob 8 reales, 1675E. S-P37b; KM-26; CT-350. 24.2 grams. Choice, bold strike with full cross and pillars-and-waves, 2 dates, 3 mintmar

Potosi, Bolivia, cob 8 reales, 1677E. S-P37b; KM-26; CT-352. 27.0 grams. Full cross, full but slightly doubled pillars, 2 dates and assayers, Fine+ wi

Potosi, Bolivia, cob 8 reales, 1679C. S-P38; KM-26; CT-357. 27.5 grams. Choice AXF with full cross and pillars (the latter slightly doubled), 2 dates

Potosi, Bolivia, cob 8 reales, 1681V. S-P39; KM-26; CT-363. 24.7 grams. Nice full cross, full but doubled pillars-and-waves, salvaged VF with edge-cra

Exceptional denomination set of 8-4-2-1-1/2 reales dated 1682V. S-P39. 27.8, 13.5, 7.1, 3.9 and 1.8 grams. The three higher denominations in this set

Potosi, Bolivia, cob 8 reales, 1684V. S-P39; KM-26; CT-366. 27.1 grams. All 3 dates and mintmarks and assayers visible on a nicely centered and nearly

Potosi, Bolivia, cob 8 reales, 1684V. S-P39; KM-26; CT-366. 27.1 grams. Broad flan with full pillars-and-waves, full but off-center cross, 3 mintmarks

Potosi, Bolivia, cob 8 reales, 1685VR, cut into heart shape. S-P40; KM-26; CT-368. 25.6 grams. If this were a genuine, mint-produced "heart,&qu...

Potosi, Bolivia, cob 8 reales, 1685VR. S-P40; KM-26; CT-368. 26.6 grams. Three clear dates and assayers, full pillars-and-waves, full but partially fl

Potosi, Bolivia, cob 8 reales, 1686VR. S-P40; KM-26; CT-369. 26.7 grams. Very broad flan with bold 1686 date in legend, full but weak pillars-and-wave

Potosi, Bolivia, cob 8 reales, 1687VR. S-P40; KM-26; CT-372. 27.1 grams. Superb detail in choice full cross and pillars-and-waves, much legend (bold k

Potosi, Bolivia, cob 8 reales, 1689VR. S-P40; KM-26; CT-374. 26.8 grams. Full cross and pillars-and-waves, 2-1/2 dates, 3 mintmarks, AVF with contrast

Potosi, Bolivia, cob 8 reales, 1691VR. S-P40; KM-26; CT-377. 26.5 grams. Richly toned VF with 3 dates, bold king's name and ordinal, slightly do...

Potosi, Bolivia, cob 8 reales, 1693VR. S-P40; KM-26; CT-379. 26.6 grams. Choice, bold XF with 2 super dates and nice full cross and pillars-and-waves,

Potosi, Bolivia, cob 8 reales, 1694VR. S-P40; KM-26; CT-380. 27.3 grams. Choice specimen with full cross and pillars-and-waves (the latter slightly do

Potosi, Bolivia, cob 8 reales, 1694VR. S-P40; KM-26; CT-380. 26.3 grams. Full pillars, crudely doubled cross, salvaged AXF with edge-split.

Potosi, Bolivia, cob 8 reales, 1696VR. S-P40; KM-26; CT-382. 26.8 grams. Good full cross and pillars, nicely toned Fine, 3 mintmarks, 2 dates and assa

Potosi, Bolivia, cob 8 reales, 1698F. S-P42; KM-26; CT-387. 23.3 grams. Typically chunky, with full pillars, full crown above most of cross, toned, sa

Potosi, Bolivia, cob 8 reales, 1710Y, rare. S-P43a; KM-31; CT-870. 24.2 grams. Curious shape, with nearly full cross and pillars despite typically cru

Potosi, Bolivia, cob 8 reales, 1715Y, scarce. S-P43a; KM-31; CT-875. 26.5 grams. Typically chunky and crude but VF+ for era, with good full pillars.

Potosi, Bolivia, cob 8 reales, 1719Y, scarce. S-P43a; KM-31; CT-879. 26.8 grams. Full pillars and cross despite typical unevenness, toned Fine.

Potosi, Bolivia, cob 8 reales, 1726Y, Louis I, rare. S-P43b; KM-35; CT-25. 17.5 grams. Corroded from salvage but with choice full pillars (also good f

Potosi, Bolivia, cob 8 reales, 1727Y, Louis I, rare. S-P43b; KM-35; CT-26. 26.7 grams. Exceptional in that king's name and ordinal (LV)IS PR are...

Potosi, Bolivia, cob 8 reales Royal, 1744q, rare. S-P50; KM-R31a; CT-845. 26.7 grams. Different dies from Lazaro #300 (rated at R4 [3-4 known]), typic

Potosi, Bolivia, cob 8 reales, 1745q. S-P50; KM-31a; CT-846. 26.9 grams. Typically chunky but with good full pillars and cross, XF for era, nicely ton

Potosi, Bolivia, cob 8 reales, 1750q. S-P50a; KM-40; CT-360. 25.5 grams. Full cross with bold date and mintmark, full but weak pillars with second dat

Potosi, Bolivia, cob 8 reales, 1751q. S-P52; KM-40; CT-363. 27.0 grams. Choice specimen with full and bold cross-lions-castles and pillars-and-waves,

Potosi, Bolivia, cob 8 reales, 1752q. S-P52; KM-40; CT-364. 27.3 grams. Very high grade for era (near AU) and deeply toned, with very bold full cross,

Potosi, Bolivia, cob 8 reales, 1758q. S-P54; KM-40; CT-375. 27.0 grams. Bold pillars and cross, chunky AVF with flatness, lightly toned.

Potosi, Bolivia, cob 8 reales, 1764V-Y-V, with backwards N in ANO. S-P57; KM-45; CT-951. 26.9 grams. Two bold dates and 17 in legend, one full pillar

Potosi, Bolivia, cob 8 reales, 1765V-Y, with zigzag test mark of El Salvador (1834-5) and Guatemala sun-over-mountains countermark (Type II, 1839), ra