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Diamonds Under $1000

[24,837 of 166,368]
Explore our collection of loose diamonds under $1,000 at James Allen. Handpicked for exceptional quality and brilliance, our diamonds are perfect for creating your dream engagement ring or custom diamond pendant or studs. With a wide variety of shapes, sizes, and fancy color options, finding your perfect diamond has never been easier. 
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IGI 0.23 Carat K-SI1 Excellent Cut Round Diamond
IGI 0.23 Carat K-SI1 Excellent Cut Round Diamond
IGI 0.23 Carat K-SI1 Excellent Cut Round Diamond
$210
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IGI 0.24 Carat K-SI1 Excellent Cut Round Diamond
IGI 0.24 Carat K-SI1 Excellent Cut Round Diamond
IGI 0.24 Carat K-SI1 Excellent Cut Round Diamond
$210
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IGI 0.30 Carat K-VS1 Excellent Cut Round Diamond
IGI 0.30 Carat K-VS1 Excellent Cut Round Diamond
IGI 0.30 Carat K-VS1 Excellent Cut Round Diamond
$220
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IGI 0.31 Carat J-SI1 Excellent Cut Round Diamond
IGI 0.31 Carat J-SI1 Excellent Cut Round Diamond
IGI 0.31 Carat J-SI1 Excellent Cut Round Diamond
$220
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IGI 0.33 Carat K-VS1 Excellent Cut Round Diamond
IGI 0.33 Carat K-VS1 Excellent Cut Round Diamond
IGI 0.33 Carat K-VS1 Excellent Cut Round Diamond
$220
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IGI 0.31 Carat J-SI1 Excellent Cut Round Diamond
IGI 0.31 Carat J-SI1 Excellent Cut Round Diamond
IGI 0.31 Carat J-SI1 Excellent Cut Round Diamond
$220
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IGI 0.31 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.31 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.31 Carat K-VS2 Excellent Cut Round Diamond
$220
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IGI 0.30 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.30 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.30 Carat K-VS2 Excellent Cut Round Diamond
$220
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IGI 0.34 Carat K-SI1 Excellent Cut Round Diamond
IGI 0.34 Carat K-SI1 Excellent Cut Round Diamond
IGI 0.34 Carat K-SI1 Excellent Cut Round Diamond
$220
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IGI 0.35 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.35 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.35 Carat K-VS2 Excellent Cut Round Diamond
$220
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IGI 0.31 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.31 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.31 Carat K-VS2 Excellent Cut Round Diamond
$220
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IGI 0.32 Carat K-VS1 Excellent Cut Round Diamond
IGI 0.32 Carat K-VS1 Excellent Cut Round Diamond
IGI 0.32 Carat K-VS1 Excellent Cut Round Diamond
$230
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GIA 0.26 Carat L-VS1 Excellent Cut Round Diamond
GIA 0.26 Carat L-VS1 Excellent Cut Round Diamond
GIA 0.26 Carat L-VS1 Excellent Cut Round Diamond
$230
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IGI 0.32 Carat K-VS1 Excellent Cut Round Diamond
IGI 0.32 Carat K-VS1 Excellent Cut Round Diamond
IGI 0.32 Carat K-VS1 Excellent Cut Round Diamond
$230
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IGI 0.30 Carat J-SI1 Excellent Cut Round Diamond
IGI 0.30 Carat J-SI1 Excellent Cut Round Diamond
IGI 0.30 Carat J-SI1 Excellent Cut Round Diamond
$230
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IGI 0.35 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.35 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.35 Carat K-VS2 Excellent Cut Round Diamond
$230
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IGI 0.31 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.31 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.31 Carat K-VS2 Excellent Cut Round Diamond
$230
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IGI 0.32 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.32 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.32 Carat K-VS2 Excellent Cut Round Diamond
$230
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IGI 0.30 Carat K-VS1 Excellent Cut Round Diamond
IGI 0.30 Carat K-VS1 Excellent Cut Round Diamond
IGI 0.30 Carat K-VS1 Excellent Cut Round Diamond
$230
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IGI 0.31 Carat K-VS1 Excellent Cut Round Diamond
IGI 0.31 Carat K-VS1 Excellent Cut Round Diamond
IGI 0.31 Carat K-VS1 Excellent Cut Round Diamond
$230
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IGI 0.30 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.30 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.30 Carat K-VS2 Excellent Cut Round Diamond
$230
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IGI 0.35 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.35 Carat K-VS2 Excellent Cut Round Diamond
IGI 0.35 Carat K-VS2 Excellent Cut Round Diamond
$230
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IGI 0.30 Carat J-SI1 Excellent Cut Round Diamond
IGI 0.30 Carat J-SI1 Excellent Cut Round Diamond
IGI 0.30 Carat J-SI1 Excellent Cut Round Diamond
$230
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Diamonds Under $1000


Explore our selection of loose diamonds under $1,000 at James Allen. Handpicked for exceptional quality, these diamonds are perfect for creating custom jewelry or celebrating special moments. With a variety of shapes and sizes, finding your ideal diamond is both easy and affordable. Start designing your unique piece today!

FAQs about Diamonds Under $1000

What factors affect the price of loose diamonds under $1,000?

The price depends on the diamond's cut, carat weight, color, and clarity. With 360° HD images and filters, you can easily compare and select the best diamond for your budget.

Are loose diamonds under $1,000 certified?

Yes, all James Allen diamonds are independently certified by reputable gemological laboratories like GIA, AGS, and IGI, guaranteeing excellence and quality.

Can I customize an engagement ring with a loose diamond for under $1,000?

Yes. James Allen allows you to pair your chosen diamond with a setting to create a custom engagement ring that fits your style and budget.

What types of loose diamonds are available under $1,000?

At James Allen, you can find loose diamonds under $1,000 in a wide range of shapes, including round, princess, oval, cushion, pear, emerald, marquise, heart, and radiant cuts. Choose from both natural and lab grown diamonds, as well as a selection of fancy-color diamonds.

What is the return policy for loose diamonds?

James Allen offers a hassle-free 30-day return policy, allowing you to shop with confidence. If you are not satisfied with your purchase, you can return your loose diamond within 30 days for a full refund.