Symmetry
Does GIA Excellent Symmetry or “Hearts and Arrows” guarantee a beautiful diamond? |
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A look through the Ideal-Scope will show you a lot.
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The stone on the left has better symmetry. However, the stone on the right has the better light return. Excellent symmetry does not equate to better performance, but Excellent symmetry usually costs an extra 5% or more. |
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Light return is the bricks and mortar, hearts and arrows is just a coat of paint |