Facet
The Geometry
of Light
How a single 1919 treatise on diamond cutting reshaped the physics of brilliance
34.5°
34.5°
40.75°
40.75°
TABLE
GIRDLE
CULET
CROWN
PAVILION
incident
exit
TIR
This is the
Brilliant Cut Facet Diagram
design system, applied by
Curio Design
— a design-style library for AI agents. Full Brilliant Cut Facet Diagram guide →
designbycurio.com/learn/gem-cut-facet-diagram-brilliant