Bolivia. Shipwreck Cob 8 Reales, ND (Potosi). Philip III, 1598-1621. Assayer, Q. Weight 26.10 grams. Coin recovered from the Nuestra Senora De Atocha, shipwreck of 1622. With Certificate (#162310) of Authenticity. Grade One. Details of Very Fine. Estimate Value $300 - 400