Sedwick's Treasure, World & U.S. Coin Auction 31

Potosi, Bolivia, cob 8 reales, Philip III, assayer Q. S-P17; KM-10; Cal-916. 24.69 grams. Broad flan with bold P-Q, good full cross (slightly doubled)

Potosi, Bolivia, cob 8 reales, Philip III, assayer T, quadrants of cross transposed. S-P21; KM-10. 25.67 grams. Choice full shield and cross-and-tress

Potosi, Bolivia, cob 8 reales, Philip III, assayer T, upper half of shield transposed. S-P21; KM-10. 26.27 grams. Solid and virtually corrosion-free,

Cartagena, Colombia, cob 8 reales, Philip IV, assayer not visible ( E), rare. Restrepo-M45.8; S-C3; KM-3.4. 25.13 grams. Bold full cross with upper-ri

Mexico City, Mexico, cob 8 reales, Philip IV, assayer not visible, ex-Spink. KM-45. 24.40 grams. Solid flan but with some pitting from corrosion, off-

Mexico City, Mexico, cob 4 reales, Philip IV, assayer D. S-M18a; KM-38. 13.32 grams. Choice example with well-detailed full shield and cross, clear as

Mexico City, Mexico, cob 4 reales, Philip IV, assayer not visible, ex-Spink. KM-38. 13.37 grams. Deeply toned and corrosion-free, with good full shiel

Mexico City, Mexico, cob 8 reales, Philip IV, assayer D. S-M18a; KM-45. 25.23 grams. Solid and virtually uncorroded, with nearly full shield and cross

Mexico City, Mexico, cob 8 reales, 1639 P. S-M19; KM-45; Cal-1328. 17.58 grams. Thin from corrosion but with bold full oMP, about half of shield and c

Mexico City, Mexico, cob 8 reales, Philip IV, assayer P. S-M19; KM-45. 22.98 grams. Typically barrel-shaped flan with bold full oMP, full shield and c