A Tiffany and Co Sterling Silver ring. The ring is encrusted with a large brilliant cut Amethyst stone. Marked with an AG 925 Sterling Silver hallmark, copyright and brand logo inside. Completed with an original box, marked with a brand logo. Circa: late 20th century to early 21st century. Weight 4 g. Modern and Contemporary Tiffany and Co Sterling Silver Design Bracelets, Jewelry Wares For Collectors.