Lorenz's business rests on the three pillars of discernment, resourcefulness, and integrity. As purveyors of gemstones and mineral specimens, our keen objective is to seek out rare and undervalued material at its sources and supply it to jewelers, collectors and others at prices sustainable to all involved. We take an active, discriminating role in every step of the process, from exploration and mining to the faceting and polishing of finished stones.