Oval shaped diamond cut having hearts and arrows pattern
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United States of America Patent
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Feb 1, 2011
Grant Date -
Nov 6, 2008
app pub date -
May 4, 2007
filing date -
May 4, 2007
priority date (Note) -
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Abstract
An oval shaped diamond, adapted to display a hearts and arrows pattern when exposed to light characteristic of the hearts and arrows pattern in a round diamond, comprising: an oval shape having two long sides symmetrical to each other, two short sides symmetrical to each other and four corner sides symmetrically located between the long sides and the short sides respectively, eight main crown facets of unequal size and eight main pavilion facets of unequal size, sixteen pavilion half facets; a girdle of non-uniform thickness separating the crown and pavilion facets and two subsidiary pavilion facets in alignment with each other on the long sides of the diamond adjacent a main pavilion facet.
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