Watch List notes:

Bogota, Colombia, cob 4 reales, 1622A, Grade 1, very rare, ex-Atocha (1622). Restrepo-M33.1; S-B1; KM-2.1; CT-759. 13.58 grams. Lustrous and uncorroded, with choice full shield and cross (both finely detailed), full king's name and ordinal in legend, full 16 and weak but certain 22 of date, full mintmark S to left and assayer A to right. Note Restrepo lists this type as Cartagena. From the Atocha (1622), with Sinclair/Fisher photo-certificate #CH9-41-92444.

Estimate: $3500