GIA DiamondCheck
GIA DiamondCheck is a desktop diamond verification instrument for loose stones, designed to separate diamonds from synthetic diamonds and diamond simulants. GIA DiamondCheck is manually operated and gives an automatic test result.
The performance metrics shown below are based on testing done in 2019 using the ASSURE 1.0 test standard and sample sets. The Diamond Check has not been tested under ASSURE 2.0.