How much does a 0.50 to 0.74ct D IF lab grown round diamond cost?

As of November 2026, 0.50 to 0.74ct D IF lab grown round diamonds typically cost €116 EUR to €600 EUR, with a median price of €243 EUR. There are currently 1,780 diamonds matching this specification available across retailers.

Where can I find the best price on a D IF round diamond?

About 46% of these diamonds are available at multiple retailers, with an average price spread of 79%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct D IF Lab Grown Round

Quick answer

As of November 2026, there are 1,780 lab grown round diamonds with D color and IF clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run €116 EUR to €600 EUR, with a median of €243 EUR. At least 48 retailers stock this exact specification, and 46% of the stones appear at more than one of them, with an average price spread of 79%. Half of all listings fall between €399 EUR and €848 EUR per carat. The same specification in natural form lists at a median of about €3,195 EUR per carat. Over the last 30 days the median price moved -4.9% and the number of listings moved +5.1%.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Round lab grown stones in the index: 414 USD per carat, -5.0% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: November 2026

Available

1,780

Lowest Price

€94 EUR

Highest Price

€1,719 EUR

Average Price

€304 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

45.5%

Price Spread

78.7%

30-Day Price Trend

-4.9%

30-Day Supply Change

+5.1%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$637/ct

10th Percentile

$261

Median

$637

90th Percentile

$1,447

Score Distribution

3.3K diamonds scored across 5 quality tiers

Exceptional

28 (0.8%)

Excellent

1,600 (48.5%)

Very Good

832 (25.2%)

Good

357 (10.8%)

Average

479 (14.5%)

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Related Specifications

D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 I IF I VVS1 I VVS2 I VS1 I VS2 I SI1