You turn to sapphire to provide performance in critical applications. That's why it is extremely important that the sapphire you buy is properly developed, machined, and polished according to the highest standards. For example, in ultraprecision applications you might require tolerances to .000020". At General Ruby & Sapphire, our customers can be sure that the quality of sapphire will meet the quality demands of their products. Our years of experience enable us to help with our customer's design problems, engineering problems, and application problems, to create products that deliver results.