Potosi, Bolivia, cob 8 reales, Philip III, assayer R (curved leg), mounted cross-side out in 14K gold-wire bezel with shackle bail.29.67 grams total.Broad-flan VF coin with choice full shield and cross, bold full P-R, denomination and king's ordinal III, lightly toned, thin-wire mounting and bail.From: Potosi Silver Cobs
($200-300)