6mm white heart good quality man-made cubic zircon 2.good quanlity 3.best service lxg fashion jewelry factory offer a lot of cubic zirconia.1,facet white cz jewelry 57 facets 2,various colour, any sizes 3,fine quality and competitive price 4,fast deliveryMaterialCubic ZirconiaCorundumSpinelGlassTopazPeridotGarnetShapeButterfly, heart, triangle, trillion, marquise, baguette, octagon, rectangle, ...