Potosi, Bolivia, cob 8 reales, Philip III, assayer Q. S-P17; KM-10; CT-124. 26.37 grams. Choice specimen (more evenly struck than most for this assayer) with well-detailed full shield and cross, bold P-Q and denomination o-VIII, plus most of legend including king's name and ordinal, VF with toned fields.
Estimate: $250-375