Vintage table buying lamp / onyx marble / Hollywood regency / lighting

buying Vintage table lamp made of a gold metal and onyx marble base with a white fabric shade. The shade has darker spots around the edges on top (see last pic) and it has a small spot on the side(see 6th pic). For the rest its in good vintage condition.

Height: 43cm/16.9inch
Diameter shade top: 18cm/7.1inch
Diameter shade bottom: 30cm/11.8inch