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 30 July 2026 · United States market view

Lab-grown diamonds are currently 82% cheaper than natural diamonds on average, with natural stones averaging $7,530 per carat compared to $1,370 for lab-grown. The price gap is widest for Marquise diamonds at 87% and narrowest for Princess at 75%.

Overall Comparison

Natural

Avg. Price$7,530 USD
Total Listings9,121,562

Lab Grown

Avg. Price$1,370 USD
Total Listings17,293,997

Price Gap

Lab-Grown Cheaper By81.8%

Price Gap by Shape

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

Marquise
87%
Pear
84%
Radiant
84%
Cushion
84%
Emerald
82%
Heart
82%
Oval
81%
Asscher
80%
Round
77%
Princess
75%

By Shape

Asscher

Price Gap80.0%
View Details

Cushion

Price Gap83.5%
View Details

Emerald

Price Gap82.3%
View Details

Heart

Price Gap82.2%
View Details

Marquise

Price Gap86.9%
View Details

Oval

Price Gap80.8%
View Details

Pear

Price Gap83.9%
View Details

Princess

Price Gap75.0%
View Details

Radiant

Price Gap83.8%
View Details

Round

Price Gap76.7%
View Details
Compare Lab vs NaturalAsk Lucy

Compare prices across 100+ retailers worldwide. Find the best deal on your perfect diamond.