Spain
Burgos, Spain, 1 real, Ferdinand-Isabel, mintmark B below yoke and arrows, assayer ermine/scallop at end of legend, ex-Jones (Plate Coin).Cal-304; Lopez de la Fuente-F1.5.1.3.34 grams.Lustrous AU with sharp full details (including legends and very ornate crown), trace of toning around letters, light old scratch above arrows.Pedigreed to the Dr. Peter Jones collection, plated on page 13 of his book The First Coins of the Americas (2020).
Estimate: 125-200 USD