Watch List notes:

Cuzco, Peru, cob 2 escudos, 1698M, error-variety with RX in legend, NGC MS 63, ex-1715 Fleet (designated on label). S-CZ1; KM-28; CT-122. 6.63 grams. Very broad flan ("Lima cut") with nearly full legends (making the error clear), choice full cross and full but slightly doubled pillars-and-waves, very light surface encrustation all over, tied for second highest grade in NGC census. NGC #4690080-001. From the 1715 Fleet.

Estimate: $6000-9000