Jumo 450 lamp

Jumo 450 lamp, 50s, model a, very nice design in black and brass, b22 bayonet socket, it is in relatively good condition, note a small bump on the side of the base but not very visible, some corrosion points on the arm and small traces of wear but overall it is in good condition. The electricity is original and works perfectly (button above the globe and switch). Height 43cm, width 38cm, depth 23cm.