Watch List notes:

Potosi, Bolivia, cob 4 reales, Philip II, assayer B (1st period).S-P4; KM-4.2; Cal-525.13.48 grams.About XF with light surface staining from burial, detailed shield and cross with a little strike weakness in areas, bold mintmark and assayer.Pedigreed to the Arturo Rosenheim collection.From: Shield Type
($150-220)