DIAMOND SIZE CHART

Cushion Diamond Size Chart

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.

Cushion
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Love Stories with Brilliance Hear from Our Happy Couples

The Quality Is Perfect

Absolutely the best experience ive ever had. My fiance loves her ring, the quality is perfect, the timing was as promised. I will be back.

- Enrico J.

The Ring Is Beautiful

AMAZING!! The ring is beautiful!! Exactly what was shown and the quality is EXCELLENT! Very happy with our Brilliance purchase and will be back!!

- Andrew J.

Fantastic Quality

My wife did her homework and picked out the exact lab diamond configuration that she wanted! Fantastic quality, 10/10 would recommend!

- Nicholas B.

Prettier Than I Thought

Got some Melee diamonds to add to a silver pendant I been working on, and they came prettier than I thought, and I can’t wait to purchase more diamonds!

- Ryan M.

Beautiful 1.41ct Pear

I purchased a beautiful 1.41ct pear from Brilliance and had it set locally. I’d definitely recommend Brilliance to my friends and family!!

- Kathi B.

Customer Service Is Great

Customer service is great and they were able to create exactly what i wanted even with a diamond they did not directly carry.

- Aparna B.

Great Communication

Great experience overall. She is very happy with the ring and the process was very simple. Great communication and customer service.

- Kevin B.

Would Recommend

I bought a ring online for the first time. Ring was absolutely as advertised and came with promised documents. Customer service was great.

- Matthew C.

Excellent Service

Bought 3ct diamond ring for my wife on our 25th anniversary. Ring was beautiful, service was excellent and price was great!

- Bertram S.

I Love My Ring

I love my ring. It is everything that I wanted at such an amazing price. Can’t beat Brilliance. I will be buying all of my jewelry from them from now on.

- Dajanae B.

The Quality Is Perfect

Absolutely the best experience ive ever had. My fiance loves her ring, the quality is perfect, the timing was as promised. I will be back.

- Enrico J.

The Ring Is Beautiful

AMAZING!! The ring is beautiful!! Exactly what was shown and the quality is EXCELLENT! Very happy with our Brilliance purchase and will be back!!

- Andrew J.

Fantastic Quality

My wife did her homework and picked out the exact lab diamond configuration that she wanted! Fantastic quality, 10/10 would recommend!

- Nicholas B.

Prettier Than I Thought

Got some Melee diamonds to add to a silver pendant I been working on, and they came prettier than I thought, and I can’t wait to purchase more diamonds!

- Ryan M.

Beautiful 1.41ct Pear

I purchased a beautiful 1.41ct pear from Brilliance and had it set locally. I’d definitely recommend Brilliance to my friends and family!!

- Kathi B.

Customer Service Is Great

Customer service is great and they were able to create exactly what i wanted even with a diamond they did not directly carry.

- Aparna B.

Diamond Education

Begin your journey with our comprehensive online diamond education, and when you`re ready, our team of experts is here to answer your more detailed questions.

Diamond Education
Your Ring, Your Story

Your Ring, Your Story

Create an engagement ring that celebrates your love and lifelong commitment. At Brilliance, every ring is meticulously handcrafted by our skilled artisans just for you.

Diamond Size FAQ