1.Availabale in different colors and shapes 2.High refractive index and strong dispersion 3.Good survice with fast delivery Specification Name: Red Glass Gemstone Brand nameYu Ying gemsMaterialCubic ZirconiaTypeSynthetic (Lab created)ColorRedSize12Grade(Clarity)AAAModel NumberGB-002Available Colorswhite, red ,pink, black, blue, purple, yellow, brown, green, orange, coffee, champagne, lavender etc ...