Watch List notes:

Potosi, Bolivia, cob 8 reales, 1723 Y, NGC AU 55, finest and only example in NGC census. S-P43a; KM-31; Cal-1559. 26.39 grams. Choice example with 100% full pillars and cross-lions-castles (very rare for this scarce date), two bold dates and all three assayers and mintmarks, lightly toned and very high grade for the period, a premium piece to be sure. Pedigreed to the Jorge Ugaz collection (stated on label).
($500-750)