Watch List notes:

Small silver "splash" ingot, encrusted as found, 285 grams, no markings, ex-Concepcion (1641). 3" x 3-1/4". Heavily encrusted irregular disk of silver with no markings and thus probably smuggler's contraband, solid bits of coral and rust across its surfaces. From the Concepcion (1641).

Estimate: $500 - $750