^Lot 646 BOLIVIA, Potosí, cob 1 real, 1652 E, transitional McLean Type II, ex-Ponte, Mastalir Plate.

BOLIVIA, Potosí, cob 1 real, 1652 E, transitional McLean Type II, ex-Ponte, Mastalir Plate. S-P37; KM-B13.2; Cal-748. 3.27 grams. Choice full interior details (rare for this type) with clear date in legend, parts of edge slightly crude (as made), lightly toned VF+ on a nicely oval flan. Pedigreed to the Luis R. Ponte Collection and the Ponterio auction of March 1996 (lot 1026), Plate Coin on page 162 of Mastalir's The Great Transition at the Potosí Mint 1649-1653: The 1652 Transitional Minor Denominations, 4, 2, 1 and 1/2 Reales (2016).