Materials used;
Bronze, brass.
Optional tole shade with gallery.
Shown in Venetian gold leaf. Custom green on the shades.
In any size, finish and detail.

This particular lamp is 95cm wide ( from shade to shade) 
75cm H. (from top of shade to bottom of finial) 

Shade size 30/22/25H

The scale study in added pics: two units over a 330cm long table