Costa Rica (countermarks and counterstamps)
Costa Rica, 2 reales, 1846JB counterstamp (Type V) on a Potosi, Bolivia, cob 2 reales, 1720(Y), PCGS G04, c/m AU detail.KM-54.5.53 grams.Superb grade for this normally well-worn counterstamp, the host typically well worn but with clear mintmark and two partial dates (date not mentioned on label), lightly toned all over.
Estimate: 400-600 USD