Watch List notes:

Lot of 4 Potosi, Bolivia, cob 4 reales, Philip II and III, various assayers (where visible). 26.58 grams. Thin from heavy corrosion but with generally clear shields and/or crosses, one with small interior hole. Pedigreed to the David Horner collection. Recovered from: San Martin, sunk in 1618 off the east coast of Florida

Estimate: $300 - 450