From James Avery, this ring features:  Honor the moments of life with the Avery Remembrance Ring with Lab-Created White Sapphire. Ideal for a birthday, anniversary, or other special occasion, white sapphire is the Avery birthstone for the month of April. Sterling silver White sapphire each is set with an approx. 3.5mm round faceted lab-created white sapphire approx. 0.25" wide Crafted in America using the world's finest materials.