Italian midcentury modern design sconce wall light or ceiling lamp model Sigma designed by Sergio Mazza and produced by Artemide with nickel-plated brass structure and molded glass bowl, Italy 1960s. Please note that the lamp is original of the period and this shows normal signs of age and use. I have official proof of authenticity such as vintage catalogs, designer records, or other literature sources and take full responsibility for any authenticity issues arising from misattribution, European Plug (up to 250V).The wiring of this item may be original and might need replacement, if not specified otherwise.