Convert diamond’s millimeter (mm) size to carat (ct) size



If you have ever been wondering what’s the carat weight of your diamond jewelry, the below chart is something you can refer to. While being an estimate, rather then the precise guide, this simple chart (that includes round, square, oval, emerald, cushion, radiant, trillion, marquise, pear & baguette cut) can definitely get you started.

Round Cut Diamond Size Chart (MM to CT)

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Princess Cut Diamond Size Chart (MM to CT)

Oval Cut Diamond Size Chart (MM to CT)

Emerald Cut Diamond Size Chart (MM to CT)

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Cushion Cut Diamond Size Chart (MM to CT)