Watch List notes:

Potosi, Bolivia, cob 8 reales, 1667E, Philip IV (rare), with E/P at bottom left (unique error). S-P37a; KM-unl; CT-unl. 21.88 grams. Smallish flan with minor corrosion at edge and areas of dark "horn" silver (probably from the unidentified ca.-1671 Seville harbor wreck), doubled pillars, three dates, full assayer at bottom left with faint but certain P underneath, and with bottoms of PH of king's name outside cross, the first specimen of this king for this date we have handled and only the second we have heard of. Toned Fine. ($250-375)