Pair of shell sconces

Pair of shell-shaped sconces, glass and gilded metal base. Inspired by art deco, they probably date from the 70s. The glass shells are in very good condition (no splinter); no particular defect either on the metal bases. Electrification is good. Screw socket. Dimensions: glass part, height = 25 cm. Overall height = 30 cm. Width glass part = 15 cm. Golden base diameter = 15 cm.