Simulated Tanzanite, Lab Created Opal & Cubic Zirconia .925 Sterling Silver Pendant Necklace (Lab Created Blue Opal) Go to amazon.com Related posts Top 10 tanzanite necklace FeatureElegant Slide PendantFine Quality Simulated StonesSolid Sterling SilverSatisfaction Guaranteed!Ships from the United States DescriptionWe use the finest quality of .925 Sterling Silver. Each piece is crafted to exceed your expectations! The perfect Gift for a loved one!