Diamond Size Chart

Rakesh Gupta
4 min readJan 28, 2022

Want to know the actual size of a 1 carat diamond on a hand? Use our diamond size chart to understand the millimeter (mm) size of each diamond shape.

Round Cut Diamond Size Chart (MM)

Wondering what a 1 carat round diamond looks link on a hand? Our round diamond size chart will help you convert millimeter (mm) size to carat size for round cut diamonds.

Princess Cut Diamond Size Chart (MM)

Want to know how big a 2 carat princess cut diamond looks on a hand? Our princess cut diamond size chart shows you the millimeter (mm) size for princess cut diamonds.

Cushion Cut Diamond Size Chart (MM)

Cushion cut diamonds are one of the hardest shapes to predict size based on weight or millimeter measurements. Use our cushion diamond size chart to see how it would look on a hand.

Oval Cut Diamond Size Chart (MM)

The Oval cut diamond varies in length-to-width ratios like the Emerald cut diamond. The chart below compiles average conversions for the millimeter measurements and carat weight of oval cut diamonds.

Emerald Cut Diamond Size Chart (MM)

Our Emerald cut diamond size chart includes a variety of common ratios and the standard conversions between millimeter measurements and carat weight for emerald diamonds.

Heart Cut Diamond Size Chart (MM)

The ideal cut for a Heart shaped diamond is a square ratio of 1:1 for length and width. The chart below will help you convert the millimeter and carat weights for a heart cut diamond.

Pear Cut Diamond Size Chart (MM)

Pear Cut diamonds vary widely in terms of cut proportions and resulting carat weights. The pear cut diamond size chart below will help you predict the expected size conversions for these diamonds.

Marquise Cut Diamond Size Chart (MM)

Marquise diamonds vary widely in terms of measurement proportions and carat weight. Use the chart below to obtain the average conversion expectations for a marquise cut diamond.

Asscher Cut Diamond Size Chart (MM)

Do you want to figure out what a 2 carat Asscher cut diamond would look like on your hand? Use our Asscher cut diamond size chart to convert mm to carat size.

Radiant Cut Diamond Size Chart (MM)

The ideal ratio for a Radiant cut diamond produces a slightly rectangular shape. The chart below gives you the weight and millimeter size conversions for the ideal radiant cut diamond.

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Rakesh Gupta

A Diamond Jewellery Expert, Solitaire Specialist, Certified Gemologist, Author, & Jewellery Store operations Coach, inspired me to bring a world-class jewellery