Watch List notes:

Potosi, Bolivia, cob 8 reales, (1650-1)O, with crown-alone countermark (rare type) on cross. S-P35; KM-19b. 24.17 grams. Richly old-toned and non-salvage (rare thus) AVF with clear P-O to left and 8-O to right of full shield with flat spots, good full cross with partial countermark near edge, inexplicably underweight.

Estimate: $200 - 300