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Exquisite Loose Diamonds for Sale

Discover Hand-Selected Diamonds - Ready to Dazzle!

Welcome to our online diamond boutique, where exceptional quality meets unmatched brilliance.

Our collection of loose diamonds is meticulously curated for those who seek only the finest gems.

30 Day Free Return

Sustainable

Free, Insured Shipping

Ethically Sourced

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Ethically-Sourced

Our Ethical Process

Jewelry Makers

Let's Co-Create

Recut for brilliance, defined by light

Refined Diamonds

Refined diamonds are the most sustainable diamond option. They are also made from the most crisp material.

We believe diamonds deserve more than one life.

Hand-selected from fine jewelry, these natural diamonds are carefully removed from their original settings and expertly recut to unlock their fullest potential.

Through precision craftsmanship, our master cutters reveal each stone’s sparkle, and light performance—transforming pre-loved gems into masterpieces of modern brilliance.

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As a result, you can be assured that our diamonds will always be:

Hand-Selected

Every refined diamond in our collection is meticulously hand-selected, ensuring only the finest make the cut.

This careful curation guarantees unmatched quality and brilliance for your jewelry.

100% Natural

We proudly offer only natural diamonds, sourced responsibly and crafted to perfection.

Each gem reflects timeless beauty and authenticity you can trust.

Light Optimized

Our diamonds are expertly recut to maximize their brilliance, showcasing unparalleled sparkle.

With optimal light performance, your jewelry will captivate from every angle.

By refining each gem’s natural brilliance, Refined Diamonds honor both the artistry of man and the mysteries of the earth.

A perfect blend of timeless elegance and modern craftsmanship, these diamonds offer unparalleled radiance to last for generations.

More than just gemstones, they are symbols of renewal and the enduring brilliance of nature.

Any Questions?

Browse our Refined Loose Diamonds

Browse through our selection of exceptional ethically sourced, sustainable diamonds.

You can be assured of exceptional quality loose natural diamonds.

  • Radiant Cut Diamonds
  • 3 Carat Diamond
  • Asscher Cut Diamonds
  • 2 Carat Diamonds
  • Old European Cut
Radiant Cut Diamond - Diamonds By Rothschild
View products
2 Carat Radiant Cut Diamond - G SI2 - 2.17ct - 2082 - Diamonds By Rothschild
2 Carat Radiant Cut Diamond - G SI2 - 2.17ct - 2082 - Diamonds By Rothschild
2 Carat Radiant Cut Diamond - G SI2 - 2.17ct - 2082 - Diamonds By Rothschild
Radiant Diamond Engagement Ring with split shank and pave band

2 Carat Radiant Cut Diamond - G SI2 - 2.17ct - 2082

$15,676.08
3/4 Carat Radiant Cut Diamond - K VS2 - 0.85ct - 215521 - Diamonds By Rothschild
3/4 Carat Radiant Cut Diamond - K VS2 - 0.85ct - 215521 - Diamonds By Rothschild
3/4 Carat Radiant Cut Diamond - K VS2 - 0.85ct - 215521 - Diamonds By Rothschild
Radiant Diamond Engagement Ring with split shank and pave band

3/4 Carat Radiant Cut Diamond - K VS2 - 0.85ct - 215521

$1,477.98
1 Carat Radiant Cut Diamond - G VVS2 - 1.00ct - 183547 - Diamonds By Rothschild
1 Carat Radiant Cut Diamond - G VVS2 - 1.00ct - 183547 - Diamonds By Rothschild
1 Carat Radiant Cut Diamond - G VVS2 - 1.00ct - 183547 - Diamonds By Rothschild
Radiant Diamond Engagement Ring with split shank and pave band

1 Carat Radiant Cut Diamond - G VVS2 - 1.00ct - 183547

$4,709.60
1 Carat Radiant Cut Diamond - F SI1 - 1.00ct - 191236 - Diamonds By Rothschild
1 Carat Radiant Cut Diamond - F SI1 - 1.00ct - 191236 - Diamonds By Rothschild
1 Carat Radiant Cut Diamond - F SI1 - 1.00ct - 191236 - Diamonds By Rothschild
Radiant Diamond Engagement Ring with split shank and pave band

1 Carat Radiant Cut Diamond - F SI1 - 1.00ct - 191236

$3,472.00
1 Carat Radiant Cut Diamond - J VVS1 - 1.11ct - 217358 - Diamonds By Rothschild
 
1 Carat Radiant Cut Diamond - J VVS1 - 1.11ct - 217358 - Diamonds By Rothschild
Radiant Diamond Engagement Ring with split shank and pave band

1 Carat Radiant Cut Diamond - J VVS1 - 1.11ct - 217358

$4,015.54
1 Carat Radiant Cut Diamond - D SI1 - 1.01ct - 209719 - Diamonds By Rothschild
 
1 Carat Radiant Cut Diamond - D SI1 - 1.01ct - 209719 - Diamonds By Rothschild
Radiant Diamond Engagement Ring with split shank and pave band

1 Carat Radiant Cut Diamond - D SI1 - 1.01ct - 209719

$4,357.95
3 Carat Diamond and Up - Diamonds By Rothschild
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>3 Carat Oval Cut Diamond - J IF - 3.31ct - 207927
Oval Cut Shape Diamond Engagement Ring

>3 Carat Oval Cut Diamond - J IF - 3.31ct - 207927

$43,429.85
>3 Carat Emerald Cut Diamond - I SI1 - 3.02ct - 206521 - Diamonds By Rothschild
 
>3 Carat Emerald Cut Diamond - I SI1 - 3.02ct - 206521 - Diamonds By Rothschild
Emerald Diamond Multi Stone Engagement Ring

>3 Carat Emerald Cut Diamond - I SI1 - 3.02ct - 206521

$34,500.48
>3 Carat Pear Shape Cut Diamond - K VS1 - 2.95ct - 180989 - Diamonds By Rothschild
 
>3 Carat Pear Shape Cut Diamond - K VS1 - 2.95ct - 180989 - Diamonds By Rothschild
Pear Cut Shape Diamond Engagement Ring

>3 Carat Pear Shape Cut Diamond - K VS1 - 2.95ct - 180989

$20,178.00
>3 Carat Round Cut Diamond - F VS1 - 6.37ct - 168197 - Diamonds By Rothschild
 
>3 Carat Round Cut Diamond - F VS1 - 6.37ct - 168197 - Diamonds By Rothschild
Round Cut Diamond Engagement ring

>3 Carat Round Cut Diamond - F VS1 - 6.37ct - 168197

$268,304.40
Asscher Cut Diamond - Diamonds By Rothschild
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1/2 Carat Asscher Cut Diamond - H VS2 - 0.69ct - 225676
Three Stone Asscher Cut Diamond Engagement Ring

1/2 Carat Asscher Cut Diamond - H VS2 - 0.69ct - 225676

$1,311.00
1 Carat Asscher Cut Diamond - H SI1 - 1.04ct - 215618 - Diamonds By Rothschild
 
1 Carat Asscher Cut Diamond - H SI1 - 1.04ct - 215618 - Diamonds By Rothschild
Three Stone Asscher Cut Diamond Engagement Ring

1 Carat Asscher Cut Diamond - H SI1 - 1.04ct - 215618

$3,249.79
1 Carat Asscher Cut Diamond - G VVS2 - 1.02ct - 216813 - Diamonds By Rothschild
Example Brigitta 1
1 Carat Asscher Cut Diamond - G VVS2 - 1.02ct - 216813
1 Carat Asscher Cut Diamond - G VVS2 - 1.02ct - 216813
1 Carat Asscher Cut Diamond - G VVS2 - 1.02ct - 216813
1 Carat Asscher Cut Diamond - G VVS2 - 1.02ct - 216813 - Diamonds By Rothschild
Example Brigitta 1

1 Carat Asscher Cut Diamond - G VVS2 - 1.02ct - 216813

From $800.00
3/4 Carat Asscher Cut Diamond - G VS1 - 0.77ct - 173027 - Diamonds By Rothschild
 
3/4 Carat Asscher Cut Diamond - G VS1 - 0.77ct - 173027 - Diamonds By Rothschild
Three Stone Asscher Cut Diamond Engagement Ring

3/4 Carat Asscher Cut Diamond - G VS1 - 0.77ct - 173027

$1,771.15
2 Carat Diamond - Diamonds By Rothschild
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2 Carat Round Cut Diamond - Q - R SI2 - 2.08ct - 157848 - Diamonds By Rothschild
2 Carat Round Cut Diamond - Q - R SI2 - 2.08ct - 157848 - Diamonds By Rothschild
2 Carat Round Cut Diamond - Q - R SI2 - 2.08ct - 157848 - Diamonds By Rothschild
Bridal Ring Set with Round Diamond on Thin Yellow Gold Band and diamond wedding band

2 Carat Round Cut Diamond - Q-R SI2 - 2.08ct - 157848

$8,190.00
2 Carat Round Cut Diamond - I IF - 1.82ct - 76236 - Diamonds By Rothschild
2 Carat Round Cut Diamond - I IF - 1.82ct - 76236 - Diamonds By Rothschild
2 Carat Round Cut Diamond - I IF - 1.82ct - 76236 - Diamonds By Rothschild
Round Diamond Three Stone Setting Engagement Ring

2 Carat Round Cut Diamond - I IF - 1.82ct - 76236

$15,834.00
2 Carat Round Cut Diamond - K VS1 - 1.86ct - 206515 - Diamonds By Rothschild
2 Carat Round Cut Diamond - K VS1 - 1.86ct - 206515 - Diamonds By Rothschild
2 Carat Round Cut Diamond - K VS1 - 1.86ct - 206515 - Diamonds By Rothschild
Bridal Ring Set with Round Diamond on Thin Yellow Gold Band and diamond wedding band

2 Carat Round Cut Diamond - K VS1 - 1.86ct - 206515

$7,977.08
2 Carat Round Cut Diamond - E SI1 - 2.25ct - 154651 - Diamonds By Rothschild
2 Carat Round Cut Diamond - E SI1 - 2.25ct - 154651 - Diamonds By Rothschild
2 Carat Round Cut Diamond - E SI1 - 2.25ct - 154651 - Diamonds By Rothschild

2 Carat Round Cut Diamond - E SI1 - 2.25ct - 154651

$25,660.80
2 Carat Radiant Cut Diamond - G SI2 - 2.17ct - 2082 - Diamonds By Rothschild
2 Carat Radiant Cut Diamond - G SI2 - 2.17ct - 2082 - Diamonds By Rothschild
2 Carat Radiant Cut Diamond - G SI2 - 2.17ct - 2082 - Diamonds By Rothschild
Radiant Diamond Engagement Ring with split shank and pave band

2 Carat Radiant Cut Diamond - G SI2 - 2.17ct - 2082

$15,676.08
2 Carat Round Cut Diamond - G SI1 - 2.01ct - 216427 - Diamonds By Rothschild
2 Carat Round Cut Diamond - G SI1 - 2.01ct - 216427 - Diamonds By Rothschild
2 Carat Round Cut Diamond - G SI1 - 2.01ct - 216427 - Diamonds By Rothschild
Bridal Ring Set with Round Diamond on Thin Yellow Gold Band and diamond wedding band

2 Carat Round Cut Diamond - G SI1 - 2.01ct - 216427

$22,962.24
Old European Diamond Cut - Diamonds By Rothschild
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1 Carat Old European Cut Diamond - H SI1 - 1.03ct - 214196 - Diamonds By Rothschild
1 Carat Old European Cut Diamond - H SI1 - 1.03ct - 214196 - Diamonds By Rothschild
1 Carat Old European Cut Diamond - H SI1 - 1.03ct - 214196 - Diamonds By Rothschild
Engagement Ring with Round Diamond and hidden halo in Prong Setting

1 Carat Old European Cut Diamond - H SI1 - 1.03ct - 214196

$4,441.36
1 Carat Old European Cut Diamond - H VS2 - 1.00ct - 214053 - Diamonds By Rothschild
 
1 Carat Old European Cut Diamond - H VS2 - 1.00ct - 214053 - Diamonds By Rothschild
Round Cut Solitaire Diamond Engagement Ring with split shank and pavè band

1 Carat Old European Cut Diamond - H VS2 - 1.00ct - 214053

$5,635.50
1 Carat Old European Cut Diamond - I SI1 - 1.28ct - 218134 - Diamonds By Rothschild
 
1 Carat Old European Cut Diamond - I SI1 - 1.28ct - 218134 - Diamonds By Rothschild
Engagement Ring with Round Diamond and hidden halo in Prong Setting

1 Carat Old European Cut Diamond - I SI1 - 1.28ct - 218134

$5,516.16
1 Carat Old European Cut Diamond - J VS2 - 1.39ct - 216442 - Diamonds By Rothschild
 
1 Carat Old European Cut Diamond - J VS2 - 1.39ct - 216442 - Diamonds By Rothschild

1 Carat Old European Cut Diamond - J VS2 - 1.39ct - 216442

$5,529.42
1 Carat Old European Cut Diamond - M VS2 - 1.28ct - 214288 - Diamonds By Rothschild
 
1 Carat Old European Cut Diamond - M VS2 - 1.28ct - 214288 - Diamonds By Rothschild
Round Diamond Engagement Ring with halo - side view

1 Carat Old European Cut Diamond - M VS2 - 1.28ct - 214288

$3,153.92
1.5 Carat Old European Cut Diamond - J VS1 - 1.73ct - 214294 - Diamonds By Rothschild
 
1.5 Carat Old European Cut Diamond - J VS1 - 1.73ct - 214294 - Diamonds By Rothschild
Engagement Ring with Round Diamond and hidden halo in Prong Setting

1.5 Carat Old European Cut Diamond - J VS1 - 1.73ct - 214294

$11,093.63

More loose diamonds for sale...

Browse our large selection of ethically sourced, natural diamonds

half carat diamond

1/2 Carat Diamond

23
3/4 carat diamond

3/4 Carat Diamond

79
1 carat diamond

1 Carat Diamond

103
1.5 carat diamond

1.5 Carat Diamond

24
2 carat diamond

2 Carat Diamond

15
2.5 Carat Diamond - Diamonds By Rothschild

2.5 Carat Diamond

3
Circular Brilliant Cut Diamond

Circular Brilliant Cut

8
Cushion Cut Diamond

Cushion Cut Diamond

17
Emerald Cut Diamond

Emerald Cut Diamond
Old Mine Cut Diamond

Old Mine Cut Diamond

3
Oval Cut Diamond

Oval Cut Diamond

9
Pear Shape Diamond

Pear Shape Diamond

9
  • Princess Cut Diamond
  • Round Cut Diamonds
Princess Cut Diamond
View products
1 Carat Princess Cut Diamond - F SI1 - 1.01ct - 214390
Radiant Cut Engagement Ring with Split Shank and Pavè Band

1 Carat Princess Cut Diamond - F SI1 - 1.01ct - 214390

$3,676.40
1 Carat Princess Cut Diamond - G I1 - 1.25ct - 225354
Solitaire Radiant Diamond Engagement Ring with prong setting and pavè band- Side View

1 Carat Princess Cut Diamond - G I1 - 1.25ct - 225354

$3,250.00
1 Carat Princess Cut Diamond - I SI2 - 1.03ct - 224448
Radiant Diamond Engagement Ring with split shank and pave band

1 Carat Princess Cut Diamond - I SI2 - 1.03ct - 224448

$2,884.00
3/4 Carat Princess Cut Diamond - D SI2 - 0.80ct - 222775 - Diamonds By Rothschild
3/4 Carat Princess Cut Diamond - D SI2 - 0.80ct - 222775 - Diamonds By Rothschild
3/4 Carat Princess Cut Diamond - D SI2 - 0.80ct - 222775 - Diamonds By Rothschild
Radiant Diamond Engagement Ring with split shank and pave band

3/4 Carat Princess Cut Diamond - D SI2 - 0.80ct - 222775

$1,920.00
1 Carat Princess Cut Diamond - K I1 - 1.07ct - 222774 - Diamonds By Rothschild
1 Carat Princess Cut Diamond - K I1 - 1.07ct - 222774 - Diamonds By Rothschild
1 Carat Princess Cut Diamond - K I1 - 1.07ct - 222774 - Diamonds By Rothschild
Cushion_Cut_Fashion_Ring

1 Carat Princess Cut Diamond - K I1 - 1.07ct - 222774

$1,819.00
1 Carat Princess Cut Diamond - K VS1 - 1.26ct - 214572 - Diamonds By Rothschild
1 Carat Princess Cut Diamond - K VS1 - 1.26ct - 214572 - Diamonds By Rothschild
1 Carat Princess Cut Diamond - K VS1 - 1.26ct - 214572 - Diamonds By Rothschild
Cushion_Cut_Fashion_Ring

1 Carat Princess Cut Diamond - K VS1 - 1.26ct - 214572

$3,951.36
Round Cut Diamonds
View products
3/4 Carat Round Cut Diamond - H I1 - 0.89ct - 225677
Round Cut Solitaire Diamond Engagement Ring with split shank and pavè band

3/4 Carat Round Cut Diamond - H I1 - 0.89ct - 225677

$1,602.00
1 Carat Round Cut Diamond - H VVS2 - 1.28ct - 219282
Large Round Diamond Engagement Ring with hidden halo and single pave band - side view

1 Carat Round Cut Diamond - H VVS2 - 1.28ct - 219282

$7,430.68
1 Carat Round Cut Diamond - I VVS1 - 1.02ct - 218985

1 Carat Round Cut Diamond - I VVS1 - 1.02ct - 218985

$4,733.82
1.5 Carat Round Cut Diamond - F VS2 - 1.61ct - 223532
Round Diamond Wedding Sets

1.5 Carat Round Cut Diamond - F VS2 - 1.61ct - 223532

$16,319.33
3/4 Carat Round Cut Diamond - I VS1 - 0.70ct - 225608
Round Diamond Three Stone Setting Engagement Ring

3/4 Carat Round Cut Diamond - I VS1 - 0.70ct - 225608

$1,680.00
1 Carat Round Cut Diamond - I SI2 - 1.05ct - 225356
Round Cut Diamond Engagement ring

1 Carat Round Cut Diamond - I SI2 - 1.05ct - 225356

$3,570.00

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