Certified Loose Diamonds

Find certified loose diamonds for sale, hand selected by our GIA Gemologists for beauty and value. Our loose affordable diamonds online feature actual photos and include a GIA, EGL or AGS certificate.

Have questions? Contact us by Phone or Live Chat to speak to a GIA Gemologist for help and easy to understand answers about diamonds. Our Loose Diamond Price Match Guarantee and our No-Commission, No Sales Pressure experts make it easy to find the ideal loose diamond for you!

Looking for a an old cut diamond? → Browse Vintage Old Cut Loose Diamonds

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0.36 Carat E Color SI1 Clarity Loose Diamond | Gorgeous EGL Certified
D167

$615

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No reviews

What We Love About This Loose Diamond:- Top White E Color- Good Symmetry- 100% Eye Clean SI1- EGL USA Certificate
0.38 Carat D Color SI1 Clarity EGL USA Certified | Natural Loose Round Diamond
D388

$700

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No reviews

Loose Diamond Highlights:- Top D Color- Desirable 100% Eye-clean SI1 Clarity- EGL USA Certificate
0.38 Carat D Color SI2 Clarity Loose Round Diamond - 100% Eye Clean - EGL USA Certified
D337

$670

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No reviews

Loose Round Diamond Highlights:- Top D Color- 100% Eye Clean SI2- Good Cut and Symmetry- EGL USA Certificate
0.38 Carat Natural Loose Round F Color Diamond SI1 Clarity | EGL USA Certified
D233

$660

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No reviews

Loose Round Brilliant Diamond Highlights:- Top White F Color- 100% Eye Clean- Good Symmetry and Cut- EGL Certificate
0.39 Carat G Color SI1 Clarity EGL USA Certificate | Loose Round Diamond
D412

$705

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No reviews

Loose Diamond Highlights:- White Bright G Color- Desirable 100% Eye-clean SI1 Clarity- Good Symmetry- EGL USA Certified
0.39 Carat Natural Faint Yellow Loose Round L Color Diamond SI2 Clarity | EGL USA Certificate | Good Cut
D272

$550

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No reviews

Loose Round Diamond Highlights:- 100% Eye Clean- Good Cut and Symmetry- Unique Faint Brilliant Yellow Color, Perfect for Yellow Gold - EGL USA Cert...
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0.40 Carat H Color SI2 Clarity Loose Round Brilliant Diamond | EGL USA Certified
D534

$590

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No reviews

About this Affordable Loose Diamond:- 100% Eyeclean SI2 Clarity- EGL USA Certificate included
0.40 Carat K Color SI1 Clarity EGL Certified Loose Round Brilliant Cut Diamond
D553

$520

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No reviews

Loose Diamond Details:- Eye Clean SI1 Clarity- Warm K Color, Perfect Match for Yellow Gold- Good Symmetry- EGL USA Certified
0.41 Carat K Color SI1 Clarity EGL USA Certified Loose Round Diamond
D208

$660

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No reviews

Loose Round Diamond Features:- Very Good Polish- Eyeclean SI1 Clarity- Warm K Color Pefect for Yellow Gold- EGL USA Certified
0.41 Carat Loose Round Diamond | J Color SI1 Clarity EGL USA Certified
D188

$690

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No reviews

Affordable Loose Round Diamond Highlights:- Good Cut- Eye Clean SI1 Clarity- EGL USA Certified
0.41 Carat Loose Round Old Cut Diamond | E Color SI2 Clarity | EGL USA Certificate
D273

$820

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No reviews

Loose Diamond Highlights:- Desirable White E Color- Old Round Brilliant Diamond, circa 1920's- Previously Owned Vintage Cut Artisan Diamond- EGL US...
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0.47 J Color SI1 Clarity Loose Round Brilliant Cut Diamond | Excellent Cut With Hearts and Arrows | EGL USA Certificate
D514

$940

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No reviews

What we love about this loose round diamond:- Excellent Cut with desirable "Hearts and Arrows"- Warm J Color, Perfect for Yellow Gold- EGL Certified
0.60 Carat Loose Diamond | Round Brilliant Warm M Color SI1 Clarity | Good Cut with EGL USA Report
D571

$1,300

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No reviews

Loose Round Diamond Features: - 100% Eye Clean - Good Cut - Unique Warm M Color - Perfect for Yellow Gold
0.62 G SI1 Loose Round Diamond EGL USA Certified | Hearts and Arrows Cut
D361

$1,850

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No reviews

Highlights for this Loose Round Brilliant Cut Diamond: - White G Color - Very Good Cut - Very Good Symmetry with top brilliance - 100% Eye Clean, G...
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0.91 Carat H Color SI3 Clarity Affordable Loose Round Diamond | EGL USA Certified
D590

$1,340

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This 0.91 carat affordable round diamond was removed from a well worn and well loved antique piece. It has one of a kind natural "salt and pepper" ...
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Loose 1.27 Carat Round Diamond F Color SI3 Clarity EGL USA Certified | Natural
D115

$3,880

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What we love about this loose diamond: - High F Color - Very Good Cut - Wonderful Brilliance - 100% Eye Clean
Loose Round 0.61 Carat F Color SI3 Clarity Diamond Natural and Eye Clean with Very Good Cut and EGL USA Certificate
D499

$1,260

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No reviews

Desirable features of this Natural Loose Round Diamond: - High F Color - 100% Eye Clean - Very Good Cut - EGL USA Certified