Seville, Spain, cob 8 reales, 1591/0 H, rare, NGC AU 55, finest and only example in NGC census. Cal-732. 27.32 grams. Broad flan with two edge-splits (one large), good full shield with bold S-oVIII-H to left and clear 1591/0 date to right, full and well-detailed but double-struck cross-lions-castles, trace of luster, toned in crevices.
Estimate: 500 - 750 USD