Watch List notes:

Potosi, Bolivia, cob 4 reales, 1750 q. S-P50a; KM-39; Cal-401. 12.70 grams. Bold date between mostly full pillars, good full cross, two assayers, minimal corrosion, deeply toned. Pedigreed to the Jorge Ugaz collection. From: Luz, sunk in 1752 off Montevideo, Uruguay
($200-300)