Italian lamp in brass and opaline sliding arm 67cm

Lovely Italian JJ Ghidini up and down lamp (the brand is engraved inside the base by unscrewing the ballast). The arm carrying the opaline pivots and can also slide to be higher. The opaline is also adjustable. The Italian plug was replaced more recently. Requires a large base bulb (type E27) Nuanced brass patina, and presence of some traces of oxidation. Height of the arm from 67 to 47.5cm. Diameter of the base 16cm. Depth (opaline horizontally) 33cm. Diameter of the tulip 25cm. Weight 3.850kg. Ref 157/25.