The article fails to mention a major hypothesis that immediately came to mind when I saw the object. Wikipedia agrees [1]: > It has also been suggested that they might have been an object to test the skill of a metalsmith, perhaps as part of a portfolio to demonstrate their capabilities to customers or as a way to qualify for a certain status in a collegium (guild). This speculation is based on the historic cost of b…
Why the specific Gallo-Roman geographic distribution? Presumably blacksmiths existed and needed "visiting cards" across the Roman Empire? As an impromptu digital armchair archeologist I'd say this very specific geographic dispersion suggests cultural / religious significance. In any case it weighs against a purely utilitarian role (that would easily diffuse across the empire). Wax residue was found inside "one or two…
> Possibly used in a ceremony using candles
It’s possible they could have also used it to hold candles outside of religious ceremonies.