20s 30s Art Deco Red Celluloid and Gold Metal Ring

This ring is being sold by my 11 year old niece. All profits go to her. Authentic 1920's or 1930's red and white marbled celluloid empire costume jewellery ring. Found at estate sale. Rectangular red and white marbled celluloid jewels mounted on a shiny gold-tone metal base. Not hallmarked or signed. Size 6.75