Sterling Silver Tanzanite and Diamond Dancing Pendant Necklace (0.08cttw, H-I Color, I2-I3 Clarity), 18" Sterling silver necklace featuring teardrop-shape open pendant with diamonds at upper curve and single tanzanite stone suspended at center Dancing jewelry features a unique setting that allows the stone to move continuously. All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free. Imported