Precious stones of great quality with a variety of sizes and sizes. Accessories for Gemologists and fans to the Precious stones. Boxes special to store yourPrecious stones well organized and protected. We also have pices, magnifying glasses, etc ... for Spain of Ultra Tec Faceting Machine and tools for lapidaries. (Precious Stone Carvers) in the process of Carving (Stoning) of Precious Stoneswith products Ultra Tec.