GEM HAVING A STELLAR APPEARANCE
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United States of America Patent
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May 13, 2016
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Nov 15, 2013
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Abstract
Disclosed is a gem (1) that has a stellar appearance. Said gem (1) comprises a crown (2) having a plurality of crown facets, including a first group (6) of crown facets that taper in the direction of a girdle (4) and extend at an angle (a) of 22.5°±3°, preferably 22.5°+2° from the girdle plane (E), and a second group (7) of crown facets that adjoin the girdle (4) by their large side and extend at an angle (13) of 34°±3°, preferably 34°±2° from the girdle plane (E). Also disclosed is an arrangement comprising a gem.
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