... main products are zirconia, glass, spinel, corundum, tanzania and gems stones,with colors of white, black, pink, amethyst ... lavender,purple, orange, garnet, peridot, apple-green, rose and brown. Shapes are round,square, marquoise, octangle, star, ... oval, leaf, cross and kite. Also we can produceas you required. Size can ... shapes.Quality is AAA, AA, A, AB and B standards.