Precision Crystal features 30% lead oxide content crystal prisms that are machine cut and polished. The 30% leaded crystal prisms with meticulously precise cutting and polishing gives the overall crystal package a vibrancy and color you would expect from only the world’s finest crystal. It is equal to or above the industry standard.
Swarovski STRASS Description:
Swarovski® STRASS Crystal is absolutely unsurpassed in color and brilliance, and is widely regarded as the finest quality crystal available in the world. This Ultra Clear advanced crystal is laser cut and polished into perfect geometric shapes, each with precise facets and without flaw. To protect this quality standard Swarovski AG, the manufacturers, laser engrave a tiny insignia into each individual crystal as a guarantee of quality and maker. When buying Swarovski Crystal always make sure to look for it.