Sirius Star Octagon features 88 inclined facets (octagonal main facet design with four-tier pavilion). All the facets are indexed and inclined to present the maximum actual and virtual facet definition.
Special Cut Diamond Shapes
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Sirius Star Square features 88 inclined facets (octagonal main facet design with four-tier pavilion). All the facets are indexed and inclined to present the maximum actual and virtual facet definition.
The Spirit is a registered trademark of a patent by Dr. Ulrich Freiesleben‚ Munster‚ Germany. The Spirit Sun was researched and developed in the early 1980s by Dr. Ulrich Freiesleben.
Designed by M&M Diamond Imports, the SpringCut is a cut-cornered rectangular modified brilliant with 60 facets. The Spring Cut is comprised of elements from both the emerald and radiant cuts. M&M Diamond Imports wanted to create a cut that combined the fire and scintillation of the radiant cut and the elegance of the emerald cut.
This United States Patent # D529,836 was granted in October 2006 to K.P. Sanghvi & Sons, Mumbai, India for a multi-faceted round diamond. The diagram shown is the pavilion facet design.
The "SunStar" was inspired by the stars and the sun. 97 facets. In this multi-faceted round cut, the interaction of the light with the facets is so carefully designed that the light sources create a perfect 8 pointed star that is touching the sun.