BOLIVIA, Potosí, cob 8 reales, Philip IV, assayer P (1620s), quadrants of cross transposed, "flat" lions, ex-Ponte. S-P23; KM-19; Cal-Type 327. 26.40 grams. XF with some surface corrosion around the edges, bold shield and cross plus kings ordinal visible, steel-gray toning. Pedigreed to the Luis R. Ponte Collection.