Lamp by the artist Michele Barattini in grey Bardiglio and white Carrara marble, created in 2011. Product weight gr 6500 Each piece is in a way unique (every marble block is different in veins and shades) and handmade by Italian artisans specialized over generations in processing marble. Slight variations in shape, color and size are to be considered a guarantee of an handmade creation. Important: Do not use lemon or vinegar on it, clean only with water and natural soap (like Marseilles soap), do not put in dishwasher. It gives a distinct and elegant touch to your house. This piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I take full responsibility for any authenticity issues arising from misattribution, European Plug (up to 250V).