A Gorgeous Antique Color Change Verneuil Sapphire Ring (Alexandrite), Vintage Art Deco, circa 1930s. This beautiful antique ring holds a beautifully faceted color change verneuil sapphire, often referred to as alexandrite because of the characteristic color charge, measuring about 11x11mm. The stone has a color change from more red-violet in artificial light and more blue-violet in the natural light. The sides are flanked with white sapphires. The setting is beautiful antique Art Deco composed of yellow gold. Overall this ring measures about 7/16 long by about 11/16 inch wide from side to side. Ring Size: about 6 (could be resized by your jeweler or ask me about using mine before shipping). This beautiful ring was acquired through a fine local estate collection and is in lovely vintage condition.