Watch List notes:

Potosi, Bolivia, cob 8 reales, Philip III, assayer Q, Grade 3, ex-Santa Margarita (1622), mounted shield-side out in silver bezel with small jump-ring bail 15.20 grams total. Good full cross and shield despite heavy corrosion on edge, nicely toned, very simple and somewhat aged mounting. From the Santa Margarita (1622), with original Fisher tag and photo-certificate 4525.
($250-375)