With 125 years of experience in sapphire business and a highly motivated workforce and relentless drive to develop new technologies. Has Stettler has emerge as the world’s leading provider of synthetic sapphire. We are ISO 9001:2000 (SQS 9004) certified and we promise to deliver short turn-around times and excellent value, regardless of quantities, from prototype to mass production. Sapphire is widely used in consumer and industrial products to medical equipment.. Example of consumer products are watch crystals. This sapphire are known for their scratch resistance, nonporous and perfect transparency. When used as a wafer in microelectronics, sapphire proves to be an outstanding insulator. In endoscopic applications, sapphire’s optical properties as well as hardness and resistance to chemical products (sterilization) play a key role.