Lab-Grown vs Natural in United States

Compare pricing between lab-grown and natural diamonds across shapes and categories. Pricing shown in USD.

Last updated 29 October 2026 · United States market view

Lab-grown diamonds are currently 87% cheaper than natural diamonds on average, with natural stones averaging $5,941 per carat compared to $765 for lab-grown. The price gap is widest for Oval diamonds at 89% and narrowest for Asscher at 82%.

Overall Comparison

Natural

Avg. Price$5,941 USD
Total Listings16,148,394

Lab Grown

Avg. Price$765 USD
Total Listings27,171,855

Price Gap

Lab-Grown Cheaper By87.1%

Price Gap by Shape

How much cheaper a lab-grown stone is than an equivalent natural stone, by shape. Sorted by gap. Widest first.

Oval
89%
Marquise
89%
Round
89%
Pear
89%
Radiant
87%
Cushion
87%
Emerald
87%
Heart
87%
Princess
84%
Asscher
82%

By Shape

Asscher

Price Gap81.6%
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Cushion

Price Gap87.0%
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Emerald

Price Gap86.9%
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Heart

Price Gap86.9%
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Marquise

Price Gap88.6%
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Oval

Price Gap89.1%
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Pear

Price Gap88.5%
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Princess

Price Gap83.9%
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Radiant

Price Gap87.1%
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Round

Price Gap88.6%
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