10 Password Manager Best Practices for 2025 DFC AMETHYST STERLING SILVER RING VINTAGE STYLE FILIGREE ROUND CUT ART DECO GEMSTONE. This vintage style ring features a round cut amethyst set in a sterling silver setting. The Art Deco style setting is beautifully crafted with curling ethereal filigree. The amethyst is a natural, earth mined stone. The ring measures 11. 5mm across (north south) and 8. 1mm from finger to top. Please note that colors can vary slightly depending on your monitor and display settings. The video features this setting with a pink amethyst center. This version is also available in our shop.