Gemstone Facet Configuration
First Claim
Patent Images
1. A gemstone comprising:
- a crown portion having a table facet, a plurality of trapezoidal facets, a plurality of irregular-hexagonal facets, a plurality of irregular-pentagonal facets, and a plurality of triangular crown-facets; and
a pavilion portion having a plurality of first kite facets, a plurality of irregular-quadrilateral facets, a plurality of second kite facets, and a plurality of triangular pavilion-facets.
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Abstract
A gemstone can include a crown portion having a table facet, a plurality of trapezoidal facets, a plurality of irregular-hexagonal facets, a plurality of irregular-pentagonal facets, and a plurality of triangular crown-facets. The gemstone can also include a pavilion portion having a plurality of first kite facets, a plurality of irregular-quadrilateral facets, a plurality of second kite facets, and a plurality of triangular pavilion-facets.
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Citations
48 Claims
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1. A gemstone comprising:
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a crown portion having a table facet, a plurality of trapezoidal facets, a plurality of irregular-hexagonal facets, a plurality of irregular-pentagonal facets, and a plurality of triangular crown-facets; and a pavilion portion having a plurality of first kite facets, a plurality of irregular-quadrilateral facets, a plurality of second kite facets, and a plurality of triangular pavilion-facets. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A gemstone comprising:
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a crown portion having a table facet, a plurality of triangular upper-crown facets, a plurality of four-sided polygonal facets, a plurality of triangular middle-crown facets, and a plurality of triangular lower-crown facets; and a pavilion portion having a plurality of kite facets, a plurality of irregular-quadrilateral facets, a plurality of five-sided polygonal facets, a plurality of triangular middle-pavilion facets, and a plurality of triangular upper-pavilion facets. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
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29. A method of forming a gemstone, comprising:
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growing a single crystal of silicon carbide; forming a crown portion having a table facet and a plurality of triangular crown-facets; and forming a pavilion portion having a plurality of kite facets, a plurality of irregular-quadrilateral facets, and a plurality of triangular pavilion-facets. - View Dependent Claims (30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42)
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43. An item of jewelry comprising:
a setting configured to support a gemstone, wherein the gemstone comprises silicon carbide and includes; a crown portion having a table facet and a plurality of triangular crown-facets; and a pavilion portion having a plurality of kite facets, a plurality of irregular-quadrilateral facets, and a plurality of triangular pavilion-facets. - View Dependent Claims (44, 45, 46, 47, 48)
Specification