| She has specialised in gemmology, diamond grading, jewellery designing, and computer-aided design and manufacturing. |
| The science of gemmology teaches how to pick the best and how to spot even the smallest flaw in diamonds, emeralds, rubies, and others. |
| In Mexico, a sponsorship programme has established a school of watchmaking and gemmology which sent three watchmakers to work at the bench during the event. |
| The IGI developed to become the largest independent institute of gemmology in the world east uses the same process. |
| The independent laboratory of gemmology established charters and standards used a international scale. |
| These microphotos is very useful in gemmology, they make it possible in certain cases to identify a gem of the other, to confer an approximate date of formation, its geographical origin to him, and many other cases. |
