It is a simple and delicate silver ring with a beautiful opal stone. Perfect as a birthday gift with a birthstone. Mother's daughter's ring Handmade sterling silver ring with Opal stone set like a crown. A sweet and simple ring or everyday wear. Perfect gift for someone you love. Size to order: 2- 13 U.S Stone size: 6 mm. For more stones, and birthstones please convo me. What is a lab-created opal? A lab-created opal is an opal, grown in a lab setting, that has the same exact chemical composi