... advanced equipments of XDGems are waiting for you. Gemstones Specification Material:Cubic Zirconia(aka CZ), Corundum, Ruby, Sapphire, Spinel, Glass, K9Shape:Round ... visit our website.Customized shape is welcome.Size:1mm-180mmColor:white, black, pink, garnet, amethyst, blue, brown, green, olive, peridot, yellow ...