Watch List notes:

Potosi, Bolivia, cob 8 reales, Philip III, assayer M. 27.08 grams. Bold P•M, choice full crown and shield and cross-and-tressure, richly toned VF, clear REX in legend to show it was made before the date was incorporated into the design in 1617. From the Marco Gardini collection of Potosi cob 8 reales.

Estimate: $175 - 250