Watch List notes:

Encrusted clump of six Spanish colonial bust 8 reales (probably Mexico or Guatemala, Charles IV). 152.73 grams total. Excellent display consisting of fairly solid coins in orangish-white sandy encrustation with tiny shell bits, one coin with fully exposed Charles IV obverse and one coin 1/3 exposed, the rest completely cocooned. "Guatemala wreck," sunk ca. 1807 in the northern Caribbean

Estimate: $500-750