BOLIVIA, Potosí, cob 8 reales, 1670 E. S-P37b; KM-26; Cal-701. 26.54 grams. Rather interesting XF example with a decent reverse strike showing much of the cross, a bold date, inner and outer borders, and full HISPANIARVM, bold pillars with some doubling, some edge cracking as struck, pleasing silver-gray toning throughout.