Art Deco Triangular Camphor Glass Filigree NecklaceArt Deco Triangular Camphor Glass Filigree Necklace. This Art Deco pendant features a small . 015 carat single cut diamond set in 14 karat white gold. Like most camphor glass pendants, the diamond sits in the center with the rays in the glass extending outward. This pendant was made in a thin triangle shape and has lovely filigree details accenting the bottom of the piece. Down the sides of the glass piece are borders of fine milgrain detail, and the