The C&C Resesarch Association Institute is the standard of excellence in gemstones services worldwide,since 2001 C&C. reports have been proven to be the internationally recognized passport for gemstones.For decades trade professionals,throughout the world,turn to C&C. for their expertise,consistency and reliability in gemstones identification and grading.C&C.'s school of gemstones has been attended by in-trade gemstones manufacturers,fine jeweley artisans and the public at large,from over ninety countries throughout the world.The methodology employed by C&C.'s highly trained and experienced team of hundreds of scientific technicians and gemologists,has allowed for the evolution of the perfect formula regarding gemstone procedures, report record keeping,gem & jewelry security and handling.C&C's state-of-the-art laboratories are located in the heart of the gem & jewelry districts throughout the world.C&C.-The Standard of Excellence in gemstones and Fine Jewelry Evaluation Worldwide.