Potosi, Bolivia, cob 8 reales, Philip IV, assayer not visible, mounted cross-side out in silver bezel with 14K gold prongs and shackle bail. 38.59 grams total. Nice XF piece with full and centered shield and cross (the latter with a little doubling), reddish encrustation around devices. With photo-certificate.
Estimate: 250 - 375 USD