发明名称 HEART SHAPED DIAMOND CUT HAVING HEARTS AND ARROWS PATTERN
摘要 <p>A heart shaped diamond possessing a hearts and arrows pattern characteristic comprising: eight main crown facets symmetrically aligned relative to one another, with each of the eight main crown facets having a straight edge in parallel alignment with a straight edge of another main crown facet disposed opposite thereto; eight main pavilion facets aligned at a fixed given angle of approximately 45° to each other and converging at a common point corresponding to the center of the diamond; sixteen pavilion half facets aligned at 22.5° with respect to each other, a girdle which is non-uniform and has a substantially unequal thickness throughout the diamond, a table facet, and a multiple number of crown star facets in an arrangement surrounding the table facet.</p>
申请公布号 EP2144526(A2) 申请公布日期 2010.01.20
申请号 EP20080743173 申请日期 2008.04.22
申请人 WORLDWIDE DIAMOND TRADEMARKS LTD. 发明人 RYDLEWICZ, RONI
分类号 A44C17/00 主分类号 A44C17/00
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