6mm white heart good quality man-made cubic zircon 2.good quanlity 3.best ... 2,various colour, any sizes 3,fine quality and competitive price 4,fast deliveryMaterialCubic ZirconiaCorundumSpinelGlassTopazPeridotGarnetShapeButterfly, ... , flower, star, cushion, pear, moon, round, square, teardrop, cross, ax, heart and arrow, trapezium, ball, facet ... you ! 6mm white heart good quality man-made cubic zircon