This desk lamp was made by Dell for Kaiser in the 1950s. with it's classic midcentury design and lovely patina, this is a super stylish desk lamp, or bedside light. The base diameter is 19.5cm and the shade diameter is 29cm. 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, UK Plug (up to 250V).The wiring of this item may be original and might need replacement, if not specified otherwise.