Watch List notes:

Potosi, Bolivia, cob 8 reales, 1704 Y, ex-Byers. S-P43a; KM-31; Cal-1539. 21.09 grams. Salvaged from an unspecified shipwreck with decent pillars side showing a bold date and both assayers, cross side corroded with spotty dark encrustation. Pedigreed to the P.J. Byers Collection (Ponterio auction of March 1998, with original lot-tag 1282).

Estimate: $200 - $300