Latin America, Carribean, Ecuador, Jamaica, Mexico, Panama, Peru, Venezuela, Argentina, Chile, Colombia, Brazil and the Dominican Republic are said to be receiving the BlackBerry Curve 8520 this September according to RIM.
Pricing, details and carriers have not been mentioned but are expected at the time of launch.
Although it's not been confirmed nor been mentioned, The Curve 8520 is expected to be pay-as-you-go in Latin America and the Caribbean.
via:
The BlackBerry Curve 8520 coming to Latin America and the Caribbean | BlackBerry Cool