From James Avery, this ring features: Create an even more colorful and meaningful ring stack with these sparkling faceted Birthstone Stacker Rings. Seven round gemstones are highlighted in bezel and prong settings for extra shimmer and shine with each turn of the hand. Available in all 12 birthstones, you can choose a single birth month or a multi color gemstone array for a rainbow look. The sterling silver band is engravable on the inside for a personal message. Wear solo or stack to represent children, grandchildren or you and your significant other. Sterling Silver/Amethyst, Blue Zircon, Citrine, Garnet, Lab-Created Alexandrite, Lab-Created Aqua Spinel, Lab-Created Blue Sapphire, Lab-Created Emerald, Lab-Created Pink Sapphire Lab-Created Ruby, Lab-Created White Sapphire, Multi-Gemstones or Peridot Amethyst, Blue Zircon and Citrine Stones have been heated or irradiated to enhance the color. Avoid direct sunlight or extreme or prolonged heat. Each ring set with seven approx. 2.5mm gemstones Approx. 1/8" W Crafted in America using the world's finest materials.