While fracture filling as a method to enhance gems has been found in gems over 2,500 years old, the diamond's unique refractive index required a more advanced solution than simple wax and oil treatments. This technology became available roughly 20 years after the time the laser drilling technique was developed.
The MANCOSA MBA is an internationally recognised postgraduate academic programme and, one of the most highly recognised in Southern Africa.
In addition to the coursework modules, the MANCOSA MBA degree has a research dissertation component. The MBA programme is offered over a minimum of 2 1/2 years and a maximum period of 5 years.