925 Sterling Silver Tanzanite Heart Shaped Cubic Zirconia Puff Tennis Bracelet 925 Refined Solid Sterling Silver Brilliant Cut Top Quality Cubic Zirconias 100% Hand set stones, NO Glued Crystals! 1 Micron thick Anti-Tarnish Platinum Rhodium Overlay 30-Day Love it or Return it! Satisfaction Guarantee! All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free.