DIY mercury glass lamps: Krylon’s Looking Glass spray paint, which dries into a mirror-like finish. Spray the body of your plain glass with clean water. While the surface is wet, spray it thoroughly with Looking Glass spray paint.
I Actually have had those exact lamps since my childhood and went online to see if anyone had ever painted them. thrifted glass lamp redo Lamp was disassembled cleaned, and painted on the inside! Metal base was redone in metallic paint.