Pre-Columbian antiquities present a buyer with two distinct dangers, and most people only worry about the first. The object may be a modern reproduction — and the reproductions are very good. Or the object may be authentic but looted, smuggled, and illegal to own. In this category, "genuine" and "safe to buy" are not the same thing.
Convincing reproductions
Workshops across Mexico and Central and South America produce ceramics, stone figures, and metalwork that mimic ancient forms with real clay, real firing, and applied surface age. Thermoluminescence testing can date ceramics, but it can be defeated by buried-and-reheated fakes and by pieces assembled from genuine ancient sherds.
Looting laundered as provenance
- Freshly looted pieces given an invented "old European collection" history
- "Acquired before 1970" claims that conveniently dodge UNESCO-era export rules
- Restorations that hide modern repair, recombination, or outright fabrication
- Customs declarations and import paperwork falsified to obscure origin
The cruelest version is the authentic piece you cannot legally keep. It passes every materials test, and a repatriation claim still takes it off your wall — sometimes with a federal agent attached.
The export and repatriation problem
Source countries assert national ownership of antiquities, the 1970 UNESCO Convention frames the international norms, and U.S. authorities have increasingly enforced repatriation. A piece without clean, documented pre-1970 provenance is a legal liability regardless of authenticity — museums now routinely return such objects.
Protect yourself
- Demand documented provenance predating 1970, not a verbal assurance
- Require independent scientific dating for any significant ceramic or metal piece
- Assume undocumented antiquities are looted until proven otherwise
- Consult counsel on export, import, and repatriation exposure before buying