Watch List notes:

Potosi, Bolivia, cob 4 reales, Philip III, assayer T, denomination as o4 in retrograde (ca. 1618). S-P21; KM-9; Cal-776. 13.00 grams. Well-detailed full shield with bold denomination to right, weak P-x-T to left, good full cross-lions-castles, AVF with deep toning on fields. Pedigreed to the Jorge Ugaz collection.
($200-300)