Pair of modernist bronze sconces & vintage crystal balls

Extremely rare pair of modernist sconces in gilded bronze and green patina, with crystal balls or glass, entirely original - , comes out of an attic (in its juice), see all photos magnifying details; dimensions approx. = 23 centimeters side (width), maximum height about 22 cm, depth about 15 cm.

Ref. : BFAUKCQ3