^Lot 1270 PANAMA, 1 real, countermark P on a Burgos, Spain, 1 real of Ferdinand-Isabel, assayer scallop at top

PANAMA, 1 real, countermark P on a Burgos, Spain, 1 real of Ferdinand-Isabel, assayer scallop at top, mintmark B below yoke on reverse, rare. Host: López de la Fuente-F1.4.2; Cal-301. 3.10 grams. Very deep but somewhat indistinct countermark (incuse) on right side of shield, the host toned Fine with slightly uneven strike and atypically doubled bottom part of shield above an edge-split, exact variety unclear, rare and popular countermark (uncataloged).