Brilliani Diamond Lab: interactive Four Cs simulator

drag stone to rotate · drag the sun to move the light
Realistic · live 3D
Lit by the chosen light
View
directindirectlowleak
Light Return
Top-down: face-up light-return map. Live: synchronised with the 3D view.
Mode
Lighting
Rotation
Background
Brilliani Labs · Educational simulation in the style of a professional diamond grading report. Hover any i for a definition.