Vintage Tiffany & Co. Diamond X Cross Stitch Stud Earrings,168: TIFFANY & CO., Art Nouveau enamel, diamond, and ruby,Tiffany & Co. 1837 7mm Band in Sterling Silver | myGemma,Tiffany & Co. Diamond and Sapphire Ring - FD Gallery,Tiffany & Co. Diamond and Sapphire Ring - FD Gallery