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Step-Cut Gemstone

  • US 20160120274A1
  • Filed: 07/17/2015
  • Published: 05/05/2016
  • Est. Priority Date: 10/31/2014
  • Status: Active Grant
First Claim
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1. A gemstone comprising:

  • a crown disposed above a girdle; and

    a pavilion disposed below the girdle;

    wherein the girdle comprises;

    twelve straight-edged facets defining four sides and four corners of the girdle, wherein the four sides each comprise one straight-edged facet and the four corners each comprise two straight-edged facets meeting at a corner midpoint;

    wherein the crown comprises;

    a table; and

    two or more rows of step-cut facets between the table and the girdle, the rows comprising side step-cut facets being elongated trapezoids in shape and corner step-cut facets, and each row comprising twelve step-cut facets.

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