Cushion shaped hearts and arrows gemstone and method
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United States of America Patent
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Oct 4, 2016
Grant Date -
Jan 22, 2015
app pub date -
Aug 27, 2013
filing date -
Nov 23, 2005
priority date (Note) -
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Abstract
A diamond which will display a heart and arrows pattern characteristic substantially conforming to the hearts and arrows pattern inherently generated in a symmetrically polished round cut diamond when subjected to light. The diamond is polished in a symmetrical shape having four main crown facets on the long sides of the diamond, four main crown facets on the corner sides of the diamond, a table facet, 8 crown star facets adjacent the table facet, 16 crown half facets, 8 main pavilion facets, 16 pavilion half facets, 4 subsidiary pavilion facets, 16 subsidiary pavilion half facets with each subsidiary pavilion facet postioned adjacent two pavilion half facets and multiple girdle facets of varying thickness on both the long and corner sides of the diamond. The hearts and arrows pattern generated by this gemstone forms 8 symmetrically aligned arrows and 8 symmetrically aligned hearts when visually observed through a conventional scope in the presence of light.
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