A masterpiece from the dawn of American Art Nouveau. Louis Comfort Tiffany designed this exceptional jade ring for Tiffany & Co. circa 1905, featuring a 7.45-carat jade cabochon certified as Type A by the American Gemological Laboratories. The vibrant green jade is framed by geometric bands of blue and green enamel—a signature technique Tiffany perfected through his celebrated stained glass work. When Tiffany became art director of Tiffany & Co. in 1902, he transformed American jewelry into fine