Watch List notes:

Small, coin-like "plata corriente" piece cut from a "splash" ingot, 13 grams. 12.93 grams, 5/8" x 5/8" x 3/8". Small yet thick chunk of silver (just under the weight of a 4 reales) broken from the middle of a splash ingot with four rough sides, very faint evidence of a tax stamp on one of the flat sides, light encrustation in some of the recessed areas. XRF testing: 84.08% silver, 11.48% lead, 3.37% iridium, trace of copper.
($125-200)