Brilliant sparkle with a lush Tanzanite Cubic Zirconia stone, this White Gold heart ring has a core of solid S925 Sterling Silver, making them hypoallergenic and built to last. The high quality faceted heart stone is 6mm (0.8 carat) and have a Mohs hardness of 8-1/2. Sprinkled generously with cubic zirconia rhinestones, this ring is accented by a nature-inspired tree branch and leaf design. It would make a great promise, engagement or bridal ring, as well as an excellent gift for Valentine's…