Watch List notes:

Santo Domingo, 4 reales, Charles-Joanna, assayer F to right, mintmark P to left and backwards-S to right, very rare, Plus Vltra cover coin. S-SD1; KM-32 ;CT-Type 72. 12.32 grams. Broad flan with full but somewhat crude details (the legends especially bold and clear), including lions and castles transposed, cloverlike ornaments, Latin lettering, motto as P-LV-S (in addition to mintmark), king and queen's names on both sides, nicely toned and well detailed despite light surface corrosion (especially on pillars side), small edge-split. With Global Marine Exploration photo-certificate and media packet #PC01254A, also the cover coin on the 1st quarter 2013 issue of Plus Vltra newsletter. Recovered from: "Pewter Wreck," sunk in the mid-1500s off Santo Domingo, Dominican Republic

Estimate: $5000 - 7500