A Gorgeous Antique Tiffany Set Antique Cut White Sapphire Ring , Vintage Victorian, circa early 1900s. This beautiful antique ring holds a beautifully antique faceted white sapphire, measuring about 7mm in diameter. This would be about the equivalent of a 1.25 carat diamond. The setting is beautiful classic Tiffany Set antique Art Deco composed of antique low carat gold alloy (somewhere around 6ct to 8ct in gold content. (Please note the ring was not made by Tiffany and Company, simply Tiffany Set). Overall this ring measures about 1/4 inch long by about 11/16 inch wide from side to side. Ring Size: about 5 1/2. This beautiful ring was acquired through an estate collection and is in lovely vintage condition.