Buy Certified Loose Diamonds | Conflict Free & Ethical Diamonds | Brilliant Earth

ENDS SOON! Receive a Lab Diamond Tennis Bracelet With Purchase Over $1,000. Use Code TENNIS in Cart.

ENDS SOON! Lab Diamond Tennis Bracelet
With Purchase Over $1,000. Use Code TENNIS in Cart.

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Colored Diamonds

Explore our curated collection of natural and lab created colored diamonds in a variety of stunning shades.

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Loose colored diamonds.

Shop Lab Diamonds by Color

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Loose Pink Lab Colored Diamond

Pink

Loose Blue Lab Colored Diamond

Blue

Loose Pacific Green Lab Colored Diamond

Pacific Green

Loose Green Lab Colored Diamond

Green

Loose Yellow Lab Colored Diamond

Yellow

Loose Red Lab Colored Diamond

Red

Loose Orange Lab Colored Diamond

Orange

Diamond Jewelry

Assortment of diamond fine jewelry

All Diamond Jewelry

Model wearing diamond stud earrings.

Diamond Earrings

Personalized and solitaire diamond necklaces.

Diamond Necklaces

Model wearing diamond tennis bracelet.

Diamond Bracelets

Assortment of diamond stud earrings in a variety of settings.

Design Your Own Diamond Earrings

Model wearing a gold chain and diamond solitaire pendant.

Design Your Own Diamond Necklace

Diamond Collections

Loose Diamond from the Flawless Collection

Flawless Collection

Hand-selected for the highest grades in clarity, cut and color, only the rarest make the cut in this premium diamond collection.

Loose Diamonds from the Blockchain Collection

Blockchain Collection

Our blockchain-verified diamonds let you track your gemstone’s journey — from mining operator to the moment it reaches you.

Loose Diamond from the 100% Renewable Collection

Renewable Collection

Lab diamonds grown, cut and polished with 100% renewable energy from wind and solar farms.

Loose Diamond from the Capture Collection

Capture Collection

The most innovative lab diamonds on the planet, grown from carbon before it's released into the atmosphere.

Custom Cut Lab Grown Diamonds

We're pushing the boundaries to create

truly innovative lab diamond cuts.

Diamond Reviews

Secret Halo 1.5mm Diamond Ring

Secret Halo 1.5mm Diamond Ring

Aria Three Stone Diamond Ring (1/10 ct. tw.)

Aria Three Stone Diamond Ring (1/10 ct. tw.)

Reverie Solitaire Ring

Reverie Solitaire Ring

Hudson Engraved Ring

Hudson Engraved Ring

Diamond Education

Assortment of loose diamonds in a variety of shapes

4 Cs of Diamonds

Diamond engagement ring in a ring box

Lab Grown vs. Natural Diamonds

Assortment of diamond engagement rings

Moissanite vs. Diamond

Diamond engagement ring with two loose stones next to it

How Much to Spend on an Engagement Ring