A most expressive item of ambiental glass art, created in the legendary "barovier i toso-murano,italy" ateliers in the 80s, made of murano "rugiada" gold infused glass (a technique pioneered by ercole barovier inthe 1930's, where a fine layer of crystals is added and fused to the inside of the glass, offering thusly a beautiful refraction of the light), mouth blown and molded by hand, in a most elegant hollywood regency style. uses one circular neon light bulb, can also be converted to two regular light bulbs, we'll do it cost free for you\. For a warmer/goldish light, 2700k or less led light bulbs need be used, while for a whiter light, 4000k or higher led light can be used. in impeccable condition, professionally reviewed, perfectly functional. diameter-40cm (15.77 inches), height-15cm (6 inches). 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, up to 250v (europe/uk standard).the wiring of this item may be original and might need replacement, if not specified otherwise.