BOLIVIA. Cob 8 Reales, ND (1618-21)-PT. Potosi Mint. Philip III. PCGS Genuine--Salt Water Damage, EF Details Gold Shield. KM-10. Weight: 26.93 gms. An interesting and engaging shipwreck specimen featuring a typical odd-shaped flan, this piece also displays some evidence of multiple striking. Great overall quality for the type. Ex: <em>Atocha </em>shipwreck, sunk on 6 September 1622 off the coast of what is now the Florida Keys.