Daniel Frank Sedwick, LLC
Treasure Auction 31 4-6 May 2022
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Potosi, Bolivia, cob 2 reales, 1650 O, assayer O punched over denomination z to right, ex-Mastalir (Plate Coin). S-P35; KM-14b; Cal-912. 6.86 grams. VF with bold full shield and cross, clear ANO visible, darkly toned fields. Pedigreed to the Robert Mastalir collection, plated on page 250 of his 2021 book The Great Transition at the Potosi Mint 1649-1652 / The 1649-1652 Crowned Shield Coinage and the Countermarks of 1652 / Part A: The 1649-1652 Crowned Shield Coinage.
($150-225)
($150-225)