Swarovski Rhinestone - Crystal - Master Pack - 1440ct Clear, Diamond-Like Swarovski crystal sparkles with extraordinary brilliance. This magical light effect, which delights everyone from manufacturer to customer, is achieved by using the very purest crystal and high-precision cutting techniques. Every Swarovski crystal component complies with the highest quality standards determined by the 5 Cs, the factors which determine the value of the crystal: Contour for accuracy of size and shape, Clarity for the purity of the crystal, Colour for colour brilliance and fastness, Cut for precision cutting, and Culmination for finishing.