Victorian Gothic Black Art Glass Mourning Cameo Prong Set Pendant Necklace

Gorgeous and large statement Victorian, gothic black molded art glass, left facing cameo pendant necklace.  Large black art glass mourning cameo 40” x 30” pressure set with 4 fluer de lis decorative prongs and a thick rope style detail surrounding atop a garland textured pendant face 55” x 45” hanging from a flourish design bail hanging on a 3x1 brass cable link 22” chain with a barrel clasp.  No hallmarks found on the back.  No damage or condition issues of any kind, in excellent condition.  Art Nouveau c.1920