From James Avery, this ring features:  Honor the moments of life with the Avery Remembrance Ring with Lab-Created Aqua Spinel. Ideal for a birthday, anniversary, or other special occasions. Lab-created aqua spinel is the Avery birthstone for the month of March. Sterling silver Aqua spinel Each is set with an approx. 3.5mm round faceted lab-created aqua spinel Approx. 0.25" wide Crafted in America using the world's finest materials.