Lot of 5 Potosi, Bolivia, cob 8 reales, Philip III, assayers M, T and not visible, all Grade 1 (one with replacement certificate). KM-10. 122.57 grams total. Generally good full crosses (one doubled) and shields, one with edge-split, most with minor spots of corrosion. With Fisher certificates #160070, 160857 (HRC replacement), 163453, 173644 and 190801. Recovered from: Atocha, sunk in 1622 west of Key West, Florida ($2000-3000)