Watch List notes:

Potosi, cob 4 reales, 1733YA, very rare. S-P45; KM-30a; CT-1115. 11.96 grams. Two full dates and assayers, well centered strike with full pillars, full but weak cross, typically pitted from corrosion. Recovered from: Princess Louisa, sunk in 1743 off the Cape Verde Islands, west of Africa

Estimate: $175 - 260