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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)

Princess Cut Diamond Size Chart (MM to CT)

Oval Cut Diamond Size Chart (MM to CT)

Emerald Cut Diamond Size Chart (MM to CT)

Cushion Cut Diamond Size Chart (MM to CT)

Radiant Cut Diamond Size Chart (MM to CT)

Trillion Cut Diamond Size Chart (MM to CT)

Marquise Cut Diamond Size Chart (MM to CT)

Pear Cut Diamond Size Chart (MM to CT)

Baguette Cut Diamond Size Chart (MM to CT)

Looking for a loose stone to make custom designed jewelry, check out our Loose Stones Page. After a vintage or Art-Deco engagement ring? Shop Engagement Rings now.

St Petersburg Gallery

Estate & Modern Jewellery, Vintage Watches, Old Silver & Fine Art

We buy, sell and consign fine jewellery since 1984

 

 

 

 

St Petersburg Estate Jewellery
engagement ring and matching wedding band
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Colombian Emerald Jewellery: Rings, Pendants, Earrings.
Renowned brands, like Boucheron, Cartier, Tiffany & Co, Georg Jensen, Bulgari.

03 9663 6050

bglitmn@bigpond.com

 

Store location:

18 Manchester lane, Melbourne 3000

 

Trading hours:

Mon - Fri 11:00 - 17:00

Sat 11:00 - 15:30

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