Diamond Education

White gold engagement ring with an elongated oval diamond and clustered side stones, photographed on a white background

What Is Length to Width Ratio on a Diamond?

Length to width ratio is the length of a diamond divided by its width. We explain how to read it on a grading report, the ranges GIA mentions for ovals,...

What Is Length to Width Ratio on a Diamond?

Length to width ratio is the length of a diamond divided by its width. We explain how to read it on a grading report, the ranges GIA mentions for ovals,...

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