References
Relevant links

GemYes - Fine Quality Certified Gemstones and Jewels
GemYes - Fine Quality Certified Gemstones and Jewels

The Gemmological Association and Gem Testing Laboratory of Great Britain
The Gemmological Association and Gem Testing Laboratory of Great Britain

The Gemmological Association and Gem Testing Laboratory of Great Britain
The Gemmological Association and Gem Testing Laboratory of Great Britain

Van-Daaze page. What to look for when you buy a diamond
Van-Daaze page. What to look for when you buy a diamond

Facet Shoppe - Computer-Related Faceting Possibilities
Facet Shoppe - Computer-Related Faceting Possibilities

Oxygen - System for optimizing of rough diamonds cutting
Oxygen - System for optimizing of rough diamonds cutting

Jeweller Circular Keystone - The International Publishing Group
Jeweller Circular Keystone - The International Publishing Group

Facet Shoppe - Computer-Related Faceting Possibilities
Facet Shoppe - Computer-Related Faceting Possibilities

Diamond Cut Study by Garry Holloway FGAA, DipDT
Diamond Cut Study by Garry Holloway FGAA, DipDT

"GIA Brilliance Study Lacks Fire" by Gary Roskin
"GIA Brilliance Study Lacks Fire" by Gary Roskin